a container with a lid, usually with a small hole that you can drink from, used for hot or cold drinks while you are travelling

She was gripping a travel mug full of coffee. 她正紧紧握着一个装满咖啡的旅行杯。

He drained the travel mug, left it on the front seat, and got out of the car. 他喝完旅行杯里的水，把杯子放在前座上，然后下了车。