英语词汇“crookes tube”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	crookes tube
释义	crookes tube noun Usage: usually capitalized C Etymology: after Sir Wm. Crookes : a vacuum tube evacuated to a pressure of about .04 mm of mercury for demonstrating the properties of cathode rays
随便看	iba IBA iba ibad ibadan ibadhi ibadite ibaloi iban ibanag i bar i beam iberian iberian iberian tortoise iberian turtle iberic iberis iberite ibero- ibero ibero-romance ibex ibex IBI

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