helmet
B2英 /ˈhelmɪt/美 /ˈhelmɪt/
释义
noun
头盔
a type of hard hat that protects the head, worn, for example, by a police officer, a soldier or a person riding a bike or motorbike or playing some sports
“Police in riot helmets lined the streets.”
在真实视频里记住 helmet
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