英语词汇safetyman是什么意思，safetyman的用法、释义、翻译、读音、例句、短语词组-英汉汉英翻译词典

单词	safetyman
释义	DEFINITIVE EXAMPLES 权威例句〔safety〕One of two defensive backs; a safetyman.最后方的后卫：两个防守方的后卫之一；后卫美国传统
随便看	ion exchange reaction ion exchange resin ion exchange softener ion exchange technique ion exchange thin-layer chromatography ion exchange unit ion exchanger ion exclusion ion exclusion column ion exclusion partition chromatography ion exclusion purification ion exclusion separation ion exponent ion floatation irritability irritability irritability irritability irritability of bladder irritability of stomach irritable irritable irritable irritable irritable bladder

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