When you come to a closed door, check it with the back of your hand.

当你走到一扇关着的门前时，用手背检查一下。

youdao

He bowed deeply to the closed door.

他对着紧闭的门深深鞠了一个躬。

youdao

Finally RON stopped in front of a closed door.

最终Ron在一扇紧闭的门前停了下来。

youdao

"Muvver!" The Lady in Black moved restlessly and looked toward the closed door.

VOA: special.2010.05.15

Later she wrote: "Nothing invites me so much as a closed door.

VOA: special.2009.05.10

The president traveled to Jacksonville after another closed door meeting at the White House with top advisers on Afghanistan.

VOA: standard.2009.10.26

To one side is a great closed door, which leads to the Priory of the Knights of Malta.

BBC: Rome��s most mysterious places

So should you stand behind the closed door the system won't trigger access to those outside.

ENGADGET

The problem, in simplest terms, stems from boardroom leaks of closed door discussions, deliberations and decisions.

FORBES: Intelligent Investing Briefing Book