one at a time片语KK [wʌn æt ə taɪm] /wʌn æt ə taɪm/发音片语1一次一个、一个一个地、逐一Please come into the office one at a time.请一个一个地进办公室。2一次一件、逐步、慢慢来口语Don't panic; just handle the problems one at a time.别慌,问题一件一件慢慢解决。用这个字练口说→