名詞 cogitation:

1. a carefully considered thought about something
2. attentive consideration and meditation
   同義詞：study

1. After much cogitation I have decided to resign.
   我經(jīng)過再三考慮後決定辭職。

cog.i.ta.tion

n.（名詞）
Thoughtful consideration; meditation.
深思：經(jīng)認真推敲的考慮；沉思
A serious thought; a carefully considered reflection.
考慮：認真的思考；仔細考慮后的反應