competent

The medical board declared the elderly man mentally competent to manage his own financial affairs and assets.

(Chinese) 医疗委员会宣布这位老人心智健全，有能力管理自己的财务事务和资产。

A defendant must be found competent to stand trial before the legal proceedings can officially begin.

(Chinese) 在法律程序正式开始之前，必须认定被告具有受审能力。

We need to hire a competent mechanic who can diagnose the engine's mysterious clicking sound accurately.

(Chinese) 我们需要聘请一位胜任的机械师，能够准确诊断发动机神秘的咔嗒声。

After months of practice, she became a competent pianist capable of performing complex classical pieces.

(Chinese) 经过几个月的练习，她成为了一名出色的钢琴家，能够演奏复杂的古典乐曲。