汗流浃背

1.The sweat broke out all over one's body and trickled down his back.; all of a sweat; Flowing sweat soaks through the back (because of fright, or shame).; One's whole body was dripping with sweat.; perspire all over; streaming [pouring] with sweat; sweating profusely; sweat like a pig; sweat like a trooper; Sweat poured down one's back.; Sweat runs down the back.; The back is covered with sweat.; wet through with perspiration