名词
中文翻译：刷子
同义词：
['toothbrush', 'brush', 'toothbrushes']
例句：
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1. She uses a soft toothbrush to clean her teeth before bed.
她在睡觉前用软毛牙刷刷牙。
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2. The dentist gave him a new toothbrush as a gift.
牙医送给他一把新的牙刷作为礼物。
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3. He needs to brush his teeth twice a day to maintain good oral hygiene.
他需要每天两次刷牙来保持口腔卫生。