1、blot out

遮住；擋住；遮蔽

About the time the three climbers were halfway down, clouds blotted out the sun.

當這3個登山者下到半山腰的時候，云層遮住了太陽。

the victim, whose face was blotted out by a camera blur.

臉部經過鏡頭模糊處理而遮起來的受害人

抹去（記憶）；排除，擠掉（其他想法或記憶）

Are you saying that she's trying to blot out all memory of the incident?.

你是說她想徹底忘掉這件事？

The boy has gaps in his mind about it. He is blotting certain things out.

這個小男孩對此的記憶中有幾段空白。他想忘掉某些事情。

2、catch up with

捕獲;擒獲;捉拿到

The law caught up with him yesterday.

昨天，他被捉拿歸案。

和…算舊賬；使…最終嘗到苦果

Although he subsequently became a successful businessman, his criminal past caught up with him.

盡管后來他成了事業有成的生意人，以前的犯罪前科終究讓他嘗到了苦果。