| 例句 |
letupsnounpl. of letup a usually gradual decrease in the pace or level of activity of somethingthe downpour continued for hours without letup decelerations, downshifts, retardations, slowdowns declines, drops, slumpsebbs, remissions, retreats, wanesarrests, checks, halts, stoppagescollapses, crashes, falls, plunges accelerations |