中英成語俚語800對080：處心積慮

　　中英成語俚語800對080：處心積慮

　　處心積慮

　　After long deliberation.

　　By design.

　　eg：He carried out his plot after long deliberation, thinking little about others.

　　中英俚語俗語來源：谷梁傳：“何甚乎鄭伯，甚鄭伯之處心積慮成于殺也。”

　　同義詞：深思熟慮 Turn is over in one's mind.

　　反義詞：心血來潮 On the impulse of the moment.