老手: old hand; old stager; veteran 短语和例子击剑他是老手。 he is an old hand at fencing
老练: seasoned; experienced; tactful; know one's way around [about]: 他办事很老练。 he is experienced and works with a sure hand. 我是个老练的人, 你骗不了我。 you can't fool me; i wasn't born yesterday