| 释义 |
●ˌstep sth↔ˈupto increase the amount, speed, etc. of sth 增加，提高（数量、速度等）◆He has stepped up his training to prepare for the race. 他为准备那场赛跑加强了训练。◆If he wants to win this election, he really needs to step it up (= put in more effort). 如果他想赢得这次选举，必须加倍努力。 See also step |