英语词汇“safety disk”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	safety disk
释义	safety disk noun : a thin copper disk over the steam boiler end of an escape pipe designed to break and permit escape of steam under excessive pressure
随便看	pioneer tunnel pioner pionnotal pionnotes piony piophilid piophilidae piosity piotine pioupiou pioury pious piously piousness pip pip pipa pi-pa pipable pipage pipal pipal pipal tree pip card dauntlessness

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