It's nearly time to leave.

快该走了。

《牛津词典》

She signalled (that) it was time to leave.

她示意该走了。

《牛津词典》

Finding the right time to leave depends on the situation.

看具体情况找一个合适的时间离开。

youdao

When it was time for him to leave the spacecraft, this is what the world heard: "Roger,Flight,we're GO."

VOA: special.2009.06.24

In between those two parts I will ask that anyone who is shopping the class and would like to leave at that time do so then.

在前后两部分之间,请来试听并且想离开的同学在那时候离开,如果你能尽量等到那个时候。

耶鲁公开课 - 1945年后的美国小说课程节选

And she has to catch a flight, and you know the flight is going to leave in three hours and she's taking her time.

她马上得去赶飞机，你知道飞机在三个小时后就要起飞了。可她还在磨磨蹭蹭。

Make sure 课堂 - SpeakingMax英语口语达人

It seems awfully sudden, even a misfortune, to realize that it's time to leave.

FORBES: Go with the Floe

The Georgians want them gone now, but the Russians want more time to leave.

NPR: Bush to Praise Democracy in Georgia During Visit

It is time to leave the call of violence and the politics of division behind.

WHITEHOUSE: Remarks by the President to the UN General Assembly