The doctor ordered him to stay in bed for a couple of days.

大夫叫他卧床一两天。

《新英汉大辞典》

The doctor ordered you to stay in bed.

医生叮嘱你要卧床休息。

youdao

It may just be what the doctor ordered.

那可能正是医生要你做的。

youdao

If he takes the medicine his doctor ordered early in his headache, it controls the pain.

VOA: special.2010.03.30

After a few moments of tense conversation, the doctor ordered the test and my friend left.

CNN: Why Jolie's cancer test costs so much

Some early-stage, start-up exposure might be just what the doctor ordered for return-starved, sub-optimized portfolios.

FORBES: A Dollar And A Dream: Making The Case For Venture Capital

It had been a long day and an army brew was just what the doctor ordered.

BBC: Newsbeat - Afghanistan diary: Day One