Hang tight

Hang on tight; it's going to be a rough ride.

抓紧；汽车要颠簸了。

When a friend says to hang tight, he is advising you to wait a little longer, not to give up.

当一个朋友说提高警惕，他正在警告你再等一会儿，不要放弃。

He might say, for example, "Hang tight. Keep studying. You can still pass the course."

比如，他可能说，“hang tight，坚持学习。你一定会通过课程考试的。”

Two often-heard expressions are to hang tight and to hang loose

两个经常听到的短语是hang tight和hang loose。

Hang tight, I'm coming! Outrigger, back him up.

坚持住桨叉掩护他

If you want to hang tight to your job, you might want to avoid playing this prank in the office.

如果想牢牢地保住你的工作，你就应该尽量避免这样的恶作剧。