名词
中文翻译：点头认识的熟人同义词
同义词：
['nod', 'nod to', 'nod at', 'nod with', 'nod to each other']
例句：
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1. He nodded to the waiter and ordered a glass of water.
他向侍者点头，要了一杯水。
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2. They nodded to each other as they walked past each other's desks.
他们互相点头，当他们走过对方的办公桌时。
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3. The couple nodded to each other in agreement before continuing their conversation.
那对夫妇点头表示同意，然后继续他们的谈话。