WiFi only gives you access if you're near a hotspot (at home if you have wireless, Starbucks, etc.)
WiFi只能在一些热点地区(如果有无线网络就在家，星巴克等等)才能连接。
For instance, it has no front - and rear-facing cameras, no gyroscope, no GPS, no G3 wireless connection (only WiFi).
例如，NookColor没有前置和后置摄像头，陀螺仪，GPS全球定位系统，G3无线连接(只有wifi)。
Apple FaceTime, a face-to-face video chat, only operates between iPhone 4 users over WiFi connections.
苹果的FaceTime是一个面对面的视频聊天应用，目前只有iPhone4的用户通过WiFi连接后才可以使用这项功能。
I was shocked to find the only WiFi available in Heathrow's business-class lounges costs a princely $15 for a couple of hours.
如果你在伦敦希思罗机场，会惊奇地发现唯一可用的WiFi登录点位于商务舱乘客的休息室内，短短两小时的上网费竟然要15美元。
The devices on sale this week are WiFi-only iPads; many people will be waiting for the mobile-wireless ones that are due to go on sale in late April.
本周销售的iPad只有WiFi功能；而具备移动无线功能的机子由于4月底才公开发售，许多人正翘首以待。
Sony's upcoming handheld console has been renamed the PlayStation Vita and will sell in two flavors when it releases later this year: a WiFi-only version for $249 and an AT&T 3G model for $299.
索尼公司即将上市的掌上游戏终端已确定改名为PlayStationVita，并将于今年晚些时候上市。
Sony's upcoming handheld console has been renamed the PlayStation Vita and will sell in two flavors when it releases later this year: a WiFi-only version for $249 and an AT&T 3G model for $299.
索尼公司即将上市的掌上游戏终端已确定改名为PlayStationVita，并将于今年晚些时候上市。
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