The weather got worse in a hurry.天气突然变糟了。

He was in too much of a hurry to stop and say hello.他太过匆忙而没来得及停下来打招呼。

teenagers who are in a (big) hurry to grow up [=who are eager to grow up; who want to grow up quickly]（热切）急于长大的青少年

We're not in a/any hurry. = We're in no hurry. [=we do not need to hurry; we have plenty of time]我们不着急。

It was getting late, but our guests were not in a/any hurry to leave. = Our guests were in no hurry to leave. [=we wanted our guests to leave, but they did not seem to want to leave]天色不早了，但我们的客人还不急着走。

I'm in no (particular/big/great) hurry to go to the dentist.我不（特别/很/非常）急着去看牙医。