expression
instead of; in place of; as a substitute for
Used to indicate that one thing is done or used in place of another. Often follows a noun or a verb in dictionary form.
See also: 代わり
バターの代わりにマーガリンを使った。
I used margarine instead of butter.
彼は私の代わりに会議に出てくれた。
He attended the meeting in my place.
expression
in exchange for; in return for; to make up for
Expresses a trade-off or compensation: one thing is given or done in return for another. Often used with verbs of giving, receiving, or doing a favor.
See also: 代わり
手伝ってくれた代わりに、お昼をごちそうした。
In return for helping me, I treated him to lunch.
高い給料の代わりに、責任も重い。
In exchange for a high salary, the responsibility is also heavy.