up to speed片语KK [ʌp tu spid] /ʌp tu spid/发音片语1了解最新情况、掌握状况Let me bring you up to speed on the project.我来让你了解一下这个专案的最新进展。2达到应有水准、合格Her Spanish isn't quite up to speed for the job yet.她的西班牙语还没达到这份工作要求的水准。3全速运转、开足马力The new factory should be up to speed by June.新工厂应该能在六月前全速运转。用这个字练口说→