名词中文翻译
中文翻译：三只手
同义词：
['hands-on', 'hands-free例句：1. He was three-in-hand when he arrived at the airport.（他到达机场时两手空空。）']
例句：
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1. He was three-in-hand when he arrived at the airport.
他到达机场时两手空空。
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2. The teacher asked the students to be three-in-hand during the presentation.
老师要求学生们在演讲时两手空空。
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3. The baby was three-in-hand and couldn't walk yet.
这个婴儿还不会走路，两手空空。