名词
中文翻译：便士哨子
同义词：
['penny whistle', "penny whistler例句：1. She whistled a tune to get the kids' attention.（她吹口哨吸引孩子们的注意力。）"]
例句：
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1. She whistled a tune to get the kids' attention.
她吹口哨吸引孩子们的注意力。
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2.The old man whistled a tune to pass the time.
老人吹口哨消磨时间。
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3.The children were playing with their penny whistles.
孩子们正在用他们的便士哨玩耍。