Don't keep the door open.

别让门一直开着。

youdao

Do you mind if I keep the door open?

你们介意我将门开著吗？

youdao

Anything will do to keep the door open.

只要能使门敞开着，什么东西都行。

youdao

House Speaker Pelosi agreed, saying Congress and the Obama administration must keep the door open to additional steps, even as the current stimulus plan begins to work.

VOA: standard.2009.03.10

But "we have to keep the door open and see how this goes, " the California Democrat added.

CNN: Nancy Pelosi open to second stimulus package

So when countries are ready for these various stages, NATO ought to keep the door open for them.

NPR: Rice Seeks More NATO Help in Afghanistan

That could keep the door open for a bigger, more slowly moving asteroid.

BBC: Dinosaur-killing space rock 'was a comet'