然而，并不是所有的乘客都可以通过面部识别系统检票，包括那些买学生票或其他种类的打折车票的人。

However, not all passengers could check in through the face-identification system, including those who bought student tickets or other kinds of discounted tickets.

youdao

然而，并不是所有的乘客都可以通过面部识别系统检票，包括那些买学生票或其他种类的打折车票的人。

However, not all passengers could check in through the face-identification system, including those who bought student tickets or other kinds of discounted tickets.

youdao