get caught up in和catch up in

get caught in释义：

陷入；遇到

例句：

They get caught in trees (hence the epithet "Witches' Knickers"), take hundreds of years to decompose and push up demand for oil, used to make plastics.

它们挂在枝头（由此而得“巫婆的灯笼裤”之名），需要数百年才能分解，它们助长石油需求，正是石油用于制造塑料。

get caught up in释义：

陷入

例句：

It's easy to get caught up in the social whirl.

很容易被纷繁的社交活动缠得脱不开身。