catch on
US /kætʃ ɑːn/
UK /kætʃ ɑːn/
1.
流行起来, 受欢迎
to become popular or fashionable
:
•
The new dance craze is starting to catch on.
新的舞蹈热潮开始流行起来。
•
I don't think that idea will ever catch on.
我不认为那个想法会流行起来。
2.
明白, 领会
to understand or realize something
:
•
It took him a while to catch on to the joke.
他花了一段时间才明白这个笑话。
•
She quickly caught on to what I was trying to say.
她很快就明白了我想说什么。