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to endeavor (to do); to endeavour; to try hard; to work hard; to strive; to make an effort; to exert oneself; to devote oneself; to be committed (to doing)
健康維持に勉めることは大切なことだ。
Striving to maintain your health is important.
問題の解決に勉めてきたが進展がない。
I've been working hard to solve the problem, but there's no progress.
地域の発展に勉める姿勢が評価された。
His commitment to the development of the region was recognized.