[{"data":1,"prerenderedAt":582},["ShallowReactive",2],{"page-zh_cn-/what-is-data-roaming":3},{"id":4,"title":5,"body":6,"description":562,"extension":563,"head":564,"meta":565,"navigation":575,"ogImage":564,"path":576,"robots":564,"schemaOrg":564,"seo":577,"sitemap":578,"stem":580,"__hash__":581},"content_zh_cn/what-is-data-roaming.md","什么是数据漫游？国际旅行者指南",{"type":7,"value":8,"toc":537},"minimark",[9,13,22,25,28,75,78,82,97,100,102,106,109,135,138,140,142,152,158,167,182,187,195,197,199,202,206,233,237,263,266,269,277,290,292,295,301,319,323,329,331,335,342,362,368,378,380,382,389,393,403,440,443,447,450,458,462,465,476,489,491,493,505,513,521,529],[10,11,5],"h1",{"id":12},"什么是数据漫游国际旅行者指南",[14,15,16,17,21],"p",{},"出国旅行令人兴奋，但保持联网却并不容易。许多人在出国时会听到 ",[18,19,20],"strong",{},"“数据漫游（Data Roaming）”"," 这个词，但不一定明白它真正的含义。",[14,23,24],{},"本文将用通俗的语言解释什么是数据漫游、它是如何工作的，并告诉你如何在旅途中避免高额的手机账单。",[14,26,27],{},"在本文中你将了解：",[29,30,31,39,45,51,57,63,69],"ul",{},[32,33,34],"li",{},[35,36,38],"a",{"href":37},"#%E4%BB%80%E4%B9%88%E6%98%AF%E6%95%B0%E6%8D%AE%E6%BC%AB%E6%B8%B8","什么是数据漫游？",[32,40,41],{},[35,42,44],{"href":43},"#%E6%95%B0%E6%8D%AE%E6%BC%AB%E6%B8%B8%E5%A6%82%E4%BD%95%E5%B7%A5%E4%BD%9C","数据漫游如何工作？",[32,46,47],{},[35,48,50],{"href":49},"#%E5%BC%80%E5%90%AF%E4%B8%8E%E5%85%B3%E9%97%AD%E6%95%B0%E6%8D%AE%E6%BC%AB%E6%B8%B8%E7%9A%84%E5%8C%BA%E5%88%AB","开启与关闭数据漫游的区别",[32,52,53],{},[35,54,56],{"href":55},"#%E6%95%B0%E6%8D%AE%E6%BC%AB%E6%B8%B8%E7%9A%84%E4%BC%98%E7%BC%BA%E7%82%B9","数据漫游的优缺点",[32,58,59],{},[35,60,62],{"href":61},"#%E6%95%B0%E6%8D%AE%E6%BC%AB%E6%B8%B8%E7%9A%84%E8%B4%B9%E7%94%A8%E6%98%AF%E5%A4%9A%E5%B0%91","数据漫游的费用是多少？",[32,64,65],{},[35,66,68],{"href":67},"#%E4%BC%A0%E7%BB%9F%E6%95%B0%E6%8D%AE%E6%BC%AB%E6%B8%B8%E7%9A%84%E6%9B%BF%E4%BB%A3%E6%96%B9%E6%A1%88","传统数据漫游的替代方案",[32,70,71],{},[35,72,74],{"href":73},"#%E6%95%B0%E6%8D%AE%E6%BC%AB%E6%B8%B8%E5%B8%B8%E8%A7%81%E9%97%AE%E9%A2%98","数据漫游常见问题",[76,77],"hr",{},[79,80,38],"h2",{"id":81},"什么是数据漫游",[14,83,84,85,88,89,92,93,96],{},"当你在 ",[18,86,87],{},"本国以外的地方使用手机上网"," 时，就发生了数据漫游。",[90,91],"br",{},"\n因为你的本地运营商的网络并不是全球覆盖的，所以当你出国时，你的运营商会“借用”其他国家的网络来提供网络服务，这种借用行为就叫 ",[18,94,95],{},"“漫游”","。",[14,98,99],{},"例如：如果你在美国使用的手机，在法国旅行时，你的美国运营商会让你的手机连接到法国的某个当地网络。你仍然可以使用应用、上网、查地图，但此时你使用的就是漫游网络，而不是自己的本地网络。",[76,101],{},[79,103,105],{"id":104},"谁会用到数据漫游","谁会用到数据漫游？",[14,107,108],{},"数据漫游对所有需要在海外上网的人都有帮助，不仅仅是商务旅客。例如：",[29,110,111,117,123,129],{},[32,112,113,116],{},[18,114,115],{},"游客","：用地图导航、上传照片、查找餐厅或景点；",[32,118,119,122],{},[18,120,121],{},"商务出行者","：发送邮件、参加会议、联系客户；",[32,124,125,128],{},[18,126,127],{},"留学生","：与家人朋友保持联系；",[32,130,131,134],{},[18,132,133],{},"数字游民（Digital Nomad）","：随时随地远程工作。",[14,136,137],{},"简单来说，任何不想在出国后失去网络连接的人，都会用到数据漫游。",[76,139],{},[79,141,50],{"id":50},[14,143,144,145,148,149,151],{},"当你 ",[18,146,147],{},"开启数据漫游"," 时，手机会自动连接到外国网络，就能像在国内一样上网。你可以用 Google Maps、听音乐、发信息，无需 Wi-Fi。",[90,150],{},"\n不过，漫游通常比本地套餐贵得多。很多人旅行结束后才发现账单暴涨，因为他们没注意到自己用了多少流量。",[14,153,144,154,157],{},[18,155,156],{},"关闭数据漫游"," 时，手机不会连接外国网络，也无法使用移动数据。除非连上 Wi-Fi，否则无法上网。你仍可能打电话或发短信，但依赖网络的应用无法使用。",[14,159,160,161,164,166],{},"👉 ",[18,162,163],{},"举个例子：",[90,165],{},"\n你抵达日本后：",[29,168,169,176],{},[32,170,171,172,175],{},"若 ",[18,173,174],{},"开启漫游","，手机会立即连接到日本网络，你能马上打开酒店预订 App；",[32,177,171,178,181],{},[18,179,180],{},"关闭漫游","，则要等连上机场 Wi-Fi 或购买当地 SIM/eSIM 才能上网。",[183,184,186],"h3",{"id":185},"为什么这很重要","为什么这很重要？",[29,188,189,192],{},[32,190,191],{},"开启漫游方便，但可能让账单暴涨；",[32,193,194],{},"关闭漫游能省钱，但可能在需要导航或查资料时很不方便。",[76,196],{},[79,198,56],{"id":56},[14,200,201],{},"就像很多旅行服务一样，数据漫游有好有坏。了解这些有助于你决定是否使用，或选择其他方式上网。",[183,203,205],{"id":204},"优点","✅ 优点",[207,208,209,215,221,227],"ol",{},[32,210,211,214],{},[18,212,213],{},"立即联网"," —— 一落地就能上网，无需购买新卡或找 Wi-Fi。",[32,216,217,220],{},[18,218,219],{},"方便"," —— 保留原手机号，朋友或客户能直接联系你。",[32,222,223,226],{},[18,224,225],{},"无需额外设置"," —— 打开“数据漫游”即可使用，无需更换卡。",[32,228,229,232],{},[18,230,231],{},"信号稳定"," —— 通常会接入当地优质网络，适合导航、打车、翻译等需求。",[183,234,236],{"id":235},"缺点","❌ 缺点",[207,238,239,245,251,257],{},[32,240,241,244],{},[18,242,243],{},"费用高"," —— 漫游流量可能极贵，有的按 MB 计费，看几封邮件都要几美元。",[32,246,247,250],{},[18,248,249],{},"账单风险"," —— 不知不觉用太多流量，回国后账单“爆炸”。",[32,252,253,256],{},[18,254,255],{},"可控性低"," —— 手机自动选择当地网络，手动切换麻烦。",[32,258,259,262],{},[18,260,261],{},"不适合长期停留"," —— 长期在国外使用漫游既贵又不实用。",[183,264,265],{"id":265},"示例",[14,267,268],{},"假设你去意大利旅游 5 天：",[29,270,271,274],{},[32,272,273],{},"若购买漫游套餐，每天 10 美元，共约 50 美元；",[32,275,276],{},"若没买套餐，按流量计费，可能看几段视频就超过 100 美元。",[14,278,279,280,283,284,286,287,96],{},"因此，数据漫游适合 ",[18,281,282],{},"短期旅行或应急使用","，",[90,285],{},"\n而长期出行更建议使用 ",[18,288,289],{},"当地 SIM 卡或旅游 eSIM",[76,291],{},[79,293,62],{"id":294},"数据漫游的费用是多少",[14,296,297,298,300],{},"漫游费用取决于你的运营商、套餐以及旅行目的地。",[90,299],{},"\n如果未购买漫游包，费用可能非常高：",[29,302,303,310,316],{},[32,304,305,306,309],{},"浏览网页或收邮件：约 ",[18,307,308],{},"$0.5–$2/MB","；",[32,311,312,313,309],{},"看视频或听音乐：约 ",[18,314,315],{},"$5–$15/小时",[32,317,318],{},"应用后台刷新或推送通知：虽每次流量少，但累计也不少。",[183,320,322],{"id":321},"为什么有时费用特别高","为什么有时费用特别高？",[14,324,325,326,328],{},"即使你没有主动使用手机，它也会在后台自动耗费流量（同步、通知、定位等）。",[90,327],{},"\n这就是许多旅行者回国后账单暴涨的原因。",[76,330],{},[79,332,334],{"id":333},"旅行-esim-与传统数据漫游的区别","旅行 eSIM 与传统数据漫游的区别",[14,336,337,338,341],{},"旅行 eSIM 同样需要打开“数据漫游”，但",[18,339,340],{},"计费方式完全不同","：",[207,343,344,350,356],{},[32,345,346,349],{},[18,347,348],{},"预付费套餐"," —— 出行前购买固定流量，用完即止，无额外扣费。",[32,351,352,355],{},[18,353,354],{},"固定价格"," —— eSIM 提供商事先与当地网络谈好费用，你无需直接向外国网络付费。",[32,357,358,361],{},[18,359,360],{},"无隐藏费用"," —— 虽然技术上仍在漫游，但 eSIM 已限制流量与价格，不会因每 MB 产生额外费用。",[14,363,364,365,367],{},"例如：",[90,366],{},"\n你购买了欧洲 5GB 的旅行 eSIM，手机仍会漫游连接当地网络，但流量只计入这 5GB 内，用完即停，不会额外扣费。",[14,369,370,371,373,374,377],{},"💡 建议：",[90,372],{},"\n出发前检查 eSIM 的",[18,375,376],{},"流量上限与有效期","，同时在能用 Wi-Fi 的地方尽量使用 Wi-Fi 以节省流量。",[76,379],{},[79,381,68],{"id":68},[14,383,384,385,388],{},"虽然传统漫游昂贵，但有几种替代方式可以帮助旅行者省钱，其中 ",[18,386,387],{},"旅行 eSIM"," 是目前最受欢迎的。",[183,390,392],{"id":391},"_1-旅行-esim","1. 旅行 eSIM",[14,394,395,402],{},[35,396,400],{"href":397,"rel":398},"https://esimnb.com/blog/what-is-an-esim",[399],"nofollow",[18,401,387],{}," 是一种无需实体卡的数字 SIM 卡。它的优势包括：",[29,404,405,412,419,426,433],{},[32,406,407,408,411],{},"💰 ",[18,409,410],{},"更划算","：按套餐计费，避免意外扣费；",[32,413,414,415,418],{},"⚡ ",[18,416,417],{},"即时激活","：出发前即可安装，落地即用；",[32,420,421,422,425],{},"🌍 ",[18,423,424],{},"多国通用","：一个套餐可覆盖多个国家；",[32,427,428,429,432],{},"📱 ",[18,430,431],{},"易于管理","：在 App 内查看流量、充值、升级；",[32,434,435,436,439],{},"🔄 ",[18,437,438],{},"无需换卡","：可同时保留本地号码。",[14,441,442],{},"例如，一位去法国、德国、意大利旅行的游客，可购买一个 10GB 的欧洲 eSIM 套餐，三国通用，不会产生额外漫游费。",[183,444,446],{"id":445},"_2-当地-sim-卡","2. 当地 SIM 卡",[14,448,449],{},"在目的地购买 SIM 卡对长期旅行者很划算，但需注意：",[29,451,452,455],{},[32,453,454],{},"可能需要护照登记或当地身份证；",[32,456,457],{},"必须换卡，无法同时保留原手机号。",[183,459,461],{"id":460},"_3-便携式-wi-fi随身-wi-fi","3. 便携式 Wi-Fi（随身 Wi-Fi）",[14,463,464],{},"便携 Wi-Fi 可同时供多人上网，适合家庭或团队旅行，但：",[29,466,467,470,473],{},[32,468,469],{},"设备笨重且需充电；",[32,471,472],{},"每日租金高；",[32,474,475],{},"信号依赖当地网络覆盖。",[14,477,478,479,481,482,485,486,488],{},"总的来说，",[18,480,387],{}," 在 ",[18,483,484],{},"价格、便利性、全球覆盖"," 之间取得了最佳平衡，",[90,487],{},"\n因此成为国际旅行者的首选。",[76,490],{},[79,492,74],{"id":74},[14,494,495,498,500,501,504],{},[18,496,497],{},"1. 如何开启数据漫游？",[90,499],{},"\n前往手机 ",[18,502,503],{},"设置 > 蜂窝网络/移动数据 > 数据漫游","，打开开关。使用前务必确认运营商漫游资费。",[14,506,507,510,512],{},[18,508,509],{},"2. 旅行 eSIM 比传统漫游更好吗？",[90,511],{},"\n是的。旅行 eSIM 价格更低、覆盖范围更广、费用可控。你仍需打开漫游功能，但不再按 MB 收费。",[14,514,515,518,520],{},[18,516,517],{},"3. 可以只用 Wi-Fi 而不用数据漫游吗？",[90,519],{},"\n当然可以。多数酒店、咖啡厅和机场都有免费 Wi-Fi，但离线时无法实时导航或接收更新。",[14,522,523,526,528],{},[18,524,525],{},"4. 国内漫游与国际漫游有什么区别？",[90,527],{},"\n国内漫游是手机在本国使用其他地区网络；国际漫游则是连接外国网络。国际漫游费用通常更高。",[14,530,531,534,536],{},[18,532,533],{},"5. 如何在出发前查询漫游费用？",[90,535],{},"\n可在运营商官网、App 或客服咨询，了解日租/月租漫游套餐，通常比按流量计费便宜得多。",{"title":538,"searchDepth":539,"depth":539,"links":540},"",2,[541,542,543,547,552,555,556,561],{"id":81,"depth":539,"text":38},{"id":104,"depth":539,"text":105},{"id":50,"depth":539,"text":50,"children":544},[545],{"id":185,"depth":546,"text":186},3,{"id":56,"depth":539,"text":56,"children":548},[549,550,551],{"id":204,"depth":546,"text":205},{"id":235,"depth":546,"text":236},{"id":265,"depth":546,"text":265},{"id":294,"depth":539,"text":62,"children":553},[554],{"id":321,"depth":546,"text":322},{"id":333,"depth":539,"text":334},{"id":68,"depth":539,"text":68,"children":557},[558,559,560],{"id":391,"depth":546,"text":392},{"id":445,"depth":546,"text":446},{"id":460,"depth":546,"text":461},{"id":74,"depth":539,"text":74},"了解什么是数据漫游、它的工作原理以及如何在海外旅行时避免高额账单。国际旅行者必读指南。","md",null,{"date":566,"authors":567,"category":574},"2025-09-17",[568],{"name":569,"avatar":570,"to":572,"username":573},"Baptiste Leproux",{"src":571},"https://avatars.githubusercontent.com/u/7290030?v=4","https://x.com/_larbish","larbish","Release",true,"/what-is-data-roaming",{"title":5,"description":562},{"loc":579},"zh_cn/blog/what-is-data-roaming","what-is-data-roaming","lFwpBjP4uRdOHprEqGMwOCFiT1UruGD5UWTTSQlHRfE",1784120614203]