车掌

例句：

1. 1. The driver needs to be careful while driving at high speeds.
   司机在高速行驶时需要小心。
2. 2. The car is in good condition; it's easy to control.
   这辆车保养得很好，很容易控制。
3. 3. He was the one who had to take charge of the project during the crisis.
   在危机期间，他是那个负责这个项目的人。