Definition: to understand something, especially after a long time Level: C2
他花了一段时间才理解我们的意思。
It took him a while to ___catch ___on to what we meant.
经过几次解释后，她开始理解这个概念了。
After several explanations, she began to ___catch ___on to the concept.
新政策很复杂，所以许多员工都在努力理解。
The new policy is complicated, so many employees are struggling to ___catch ___on.
