e tongdalhae itdamyeon
to be proficient in
être compétent en ; être expert en
그가 수학에 통달해 있다면, 도와줄 수 있다.
geuga suhak-e tongdalhae itdamyeon, dowajul su itda.
If he is proficient in mathematics, he can help.
More words starting with 에
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