单词	ultramicrometer
释义	ultramicrometer noun ul·​tra·​micrometer "+ : an extremely sensitive micrometer (as one capable of measuring to one millionth of an inch or less) frequently utilizing a variable capacitance that controls the frequency of an oscillator Word History Etymology ultra- + micrometer
随便看	nowheresville nowhither nowise nowiser nowisest nown nowness nownesses nows nows and nans nowt nowther nowts nowwer nowwest nowy NOx noxae deditio noxal noxal action noxal surrender noxes noxious noxiouser noxiousest

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