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	chiralgiae chiralgias chiralities chirality chirapsia chirata chiretta Chiricahua Chiricahua National Monument chiricahuas Chirico, de Chiriguano chiriguanos chirimia chirimilla chirimoya chirimoyas Chirino chirinos chiripa chiripá chiripás chiriquí chirivita chirk

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