I have to swim until I get my feet on the ground again.

我必须一直游，直到我的脚重新着地。

youdao

An aeroplane has to reach a certain speed before there is enough lift to get it off the ground.

飞机得在达到一定的速度以后，才能有足够的提升力从地面起飞。

《柯林斯英汉双解大词典》

In that respect he needs to keep his feet on the ground and not get carried away.

就那方面看来，他需要脚踏实地而不能飘飘然。

《柯林斯英汉双解大词典》

Sharp words from a teacher,for example, can usually get a daydreaming student to put both feet on the ground.

VOA: special.2009.03.08

It's dangerous to want to get away from earth awhile, to get your feet entirely off the ground.

想要逃离地面一会，让自己的双脚同时离开地面很危险。

耶鲁公开课 - 现代诗歌课程节选

But that was something I think they were just assuming in the study to get it off the ground.

但我想这只是他们为了顺利展开研究,而铺垫的假设而已

耶鲁公开课 - 心理学导论课程节选

It and two other airlines that get ground services from Iberia - Air Nostrum and Vueling - also canceled fights this week.

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"We've been to grounds that are virtually derelict, and they seem to get ground grading certificates, it's bizarre, " he told BBC Radio Norfolk.

BBC: Conference to demote King's Lynn

And they are hungry for information about how start-ups get off the ground and how they can get financing for them.

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