drag on例句

There's no telling how long the talks could drag on.
谁也说不准谈判还会拖多久。

He took a drag on his cigarette, and exhaled the smoke.
他吸了一口烟，吐出了烟雾。

The satellite acts as a drag on the shuttle.
卫星成了航天飞机的累赘。

• #drag on