英语词汇“have their helmets on”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	have their helmets on
释义	have their helmets on 基本例句头上戴着头盔 He wears a tin can on his biscuit in case he tumbles.他头上戴着头盔，以防跌下来摔伤。
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