What she means is that there's no point in waiting here.

她的意思是说在这儿等下去没什么意义。

《牛津词典》

Is there no groom of the chamber in waiting?

房间里没有侍从在等候吗？

youdao

It would seem that, behind that sweet cuddlesome exterior, there beats the heart of a drug fiend in waiting.

在那可爱的拥抱的外表下，似乎有一颗毒枭的心在等待着。

youdao

It is a symbol of their belief in waiting until marriage to have sex.

VOA: special.2009.06.19

In fact, you could be sitting three years from now waiting before commencement and you can get that grade adjusted.

实际上，你可以从现在到知道毕业典礼前,一直坐等三年,你可以更正成绩。

麻省理工公开课 - 固态化学导论课程节选

Let's say you are in an office, that's say, the doctor's office, and you're waiting a really long time.

假设你在一个医生的办公室等了很久。

I don't care课堂 - SpeakingMax英语口语达人

Whether Shelly likes it or not, there are younger lions in waiting and talking.

WSJ: Analysis: NY Assembly speaker shaken after scandal

With his earrings and dyed hair, Hirano is not the typical buttoned-down lawyer in waiting.

CNN: ASIANOW | The Asiaweek Best Universities 1999 | The Rankings | #2 Kyoto University

The man in waiting is more than ready if and when that time comes.

WSJ: Syracuse's Mike Hopkins never stops learning