★海老(えび)で鯛(たい)を釣(つ)る [Japanese Proverb]

海老(えび)で鯛(たい)を釣(つ)る
海老(えび) means shrimp
鯛(たい) means sea bream
釣(つ)る means to fish

When someone gets big returns on a small investment, you can use this proverb.
In English, "Venture a small fish to catch a great one."

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★Let's use this proverb in the conversation!

おばあちゃんにお菓子(かし)をあげたら、
服(ふく)を買(か)ってくれた。
I gave some snacks for grandma,
then she bought me clothes.

え！海老(えび)で鯛(たい)を釣(つ)ったね。
What! You got big returns on a small investment.

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