John was trying to slink into the house by the back door.

约翰想从后门溜进房子里。

《牛津词典》

I avoided meeting her by leaving by the back door.

我从后门离去以免和她相见。

《新英汉大辞典》

He entered by the back door.

他从后门进入。

youdao

Can we get the guy way at the back by the door.

坐在后面门边上的小伙子能回答一下吗

耶鲁公开课 - 博弈论课程节选

Left-wing teaching unions were swift to denounce the return of selection by the back door.

ECONOMIST: Education

The BHA accuses faith groups and councils of setting up new faith schools "by the back door".

BBC: Richmond Catholic school fight goes to the High Court

Raising money by the back door suits the companies, because it avoids the scrutiny surrounding stockmarket flotation.

ECONOMIST: Turkish shares