英语词汇“focusing cup”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	focusing cup
释义	focusing cup fo·cus·ing cup (fōkŭs-ing kŭp) An oval depression surrounding the cathode in a diagnostic x-ray tube
随便看	i want to reserve a double room i want to reserve a family room i want to reserve a seat in a non-smoking compartment i want to reserve a single room i want to reserve a sleeper to ... i want to send a fax i want to send a telegram i want to send this by courier i want to speak to a policewoman i want to stay an extra night i want to stay from monday till wednesday i want to tell you i want to touch you i want to trade i want to upgrade my ticket i want you i want you back i want you bad i want your body i want you so much iwaoh iwaos iwap iwapr iwaps

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focusing cup