腕(うで)を磨(みが)く

ロンドン滞(たい)在(ざい)中(ちゅう)に彼(かれ)は英(えい)語(ご)の腕(うで)を磨(みが)いた。

• He brushed up his English during his stay in London.

割(かっ)烹(ぽう)の腕(うで)を磨(みが)く。

• Hone one's skills in Japanese cooking.

彼(かれ)は若(わか)い頃(ころ)に和(わ)食(しょく)の店(みせ)で奉(ほう)公(こう)し、料(りょう)理(り)の腕(うで)を磨(みが)いた。

• He worked at a Japanese restaurant in his youth and honed his cooking skills.

彼(かの)女(じょ)は美味(おい)しい料(りょう)理(り)を作(つく)るのが好(す)きなので、腕(うで)を磨(みが)くために努(ど)力(りょく)している。

• Since she loves cooking delicious food, she is working hard to hone her skills.

トムは腕(うで)を磨(みが)かないとなぁ。

• Tom needs to improve his skills.

なかなかの出(で)来(き)だ。君(きみ)もずいぶん腕(うで)を磨(みが)いたじゃないか。

• It's an excellent piece of work. You've certainly been polishing your skills, haven't you?