Translation of "catch on" - English-Traditional Chinese dictionary

catch on

(UNDERSTAND) 變得流行 informal phrasal verb with catch /kætʃ/ verb (caught)

to understand, especially after a long time

(尤指很久以後才)理解,領會
He doesn't take hints very easily, but he'll catch on (to what you're saying) eventually. 他不太會察言觀色,不過最終還是會明白(你所說的話)的。

(Translation of “catch on phrasal verb, verb (UNDERSTAND)” from the Cambridge English-Chinese (Traditional) Dictionary © Cambridge University Press)