for a time 托福

For a time he neglected his studies.

有段时间, 放松了学习。

He was a doctor's aid for a time.

做名大夫的助手。

I had for a time vacillated between teaching and journalism.

我曾在教师和记者两种职业间。

He was up for a time and then, without warning, despondent again.

高采烈, 但忽然又情绪低落下来。