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	stept step table step tablet step terrace step training step trench step turn step-up step up step ward stepway step wedge stepwise ster -ster ster sterad steradian steradiancy stercobilin stercobilinogen stercoraceous stercoral stercoral stercoral pocket

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