microsecond

Longman Dictionary of Contemporary English 5++朗文当代英语 5++LDOCE 5++朗文 5++

mi·cro·sec·ond /ˈmaɪkrəʊˌsekənd $ -kroʊ-/ noun [countable] TMone millionth of a second 微秒〔百万分之一秒〕

Examples from the Corpus

microsecond• Those chords of searching bewilderment in the finale were timed to a microsecond and projected an awesome tingle of fear.• Knocking heads until the last microsecond.• Otherwise, you may find that, within microseconds, they have been indelibly marked with the territorial's initials.