另一个让人感兴趣的话题是人们之间的交流习惯：尽管资信标准为世界最高的几个国家之一，但2/3的墨西哥人拥有一部自己的手机，而拥有固定电话的人只有1/4。
Communications habits are interesting too: despite some of the world’s highest charges, two thirds of Mexicans have a mobile phone—though only four out of ten have a landline.
检查客舱应急话筒是否在位且状态良好。检查应急定位信标发射机状态是否正常，固定是否牢靠。
Check cabin emergency speakers for presence and condition. Check emergency locator transmitter for general condition, security.
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