To make sure no members of the tour get lost, the tourist guide count noses every time they get back on the bus.

为确保没有旅客走失踪，导游在每次回到公交车时都要数一下人数。

youdao

To make sure no members of the tour get lost, the tourist guide count noses every time they get back on the bus.

为确保没有旅客走失踪，导游在每次回到公交车时都要数一下人数。

youdao