safety helmet [ˈseifti ˈhelmit]

以下由轻松背单词网站提供

词组级别

附加级

基本释义

安全帽

参考例句

Wear your safety helmet when you go down. Don't take any risks. 戴上安全帽再下去，不要冒险。来自辞典例句
It is mandatory that riders wear and approved safety helmet during racing. 所有参赛者比赛时都必须佩带安全头盔及护膝、肘等可能必要的安全护具。来自互联网

safety helmet [ˈseifti ˈhelmit]

词组级别

基本释义

参考例句

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