哦，在美国能用就行。

不知道你怎么理解 “asked to respond to additional messages”
我是理解成你用户收到这个“ask”

【 在 somebody 的大作中提到: 】
: 这个并没有能接收的意思
: 另外
: International travelers who visit the U.S. and Canada can use Emergency SOS via satellite, except if they bought their phone in China mainland, Hong Kong, or Macao. Emergency SOS via satellite isn't offered on iPhone models purchased in China mainland, Hong Kong, or Macao.
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FROM 101.88.231.*