My boss is a slave driver.

我的老板一场苛刻！

youdao

The technology can become a bit of a slave driver. It is so efficient, though.

技术能够变成有点像苛刻的主人，但它是那么高效。

youdao

Passed a long line of youngsters marching in a column to God knows where; they moved along like a chain gang, with a slave driver at the head of the column.

我走过一长队不知正往哪儿去的孩子身边，他们像一群用锁链锁住的囚徒缓缓向前移动，队列前面有一个监工。

youdao