Hit/strike home 指辱罵,說話或批評等正中要害,說到點子上,被某人完全理解 (of an insult, a remark, criticism, ect) affect or hurt sb in the intended way, make sb really understand sth

His criticism of my work struck home. I knew he was right.

他對我工作的批評正中要害,我知道他說的對.

My remarks last week obviously hit home because he has not been late for work since.

我上周的批評顯然很管用,自那以后他從沒有遲到過.

prey on somebody's mind: of a thought, problem, etc. 想法、問題等 to make somebody think and worry about it all the time 縈繞心頭;使耿耿于懷

The thought that he could have helped more preyed on his mind.

他本來可以多幫些忙,這個想法使他一直耿耿于懷.