take a step什么意思解释？

Chavez wants to take a step up in competition.小查韦兹想提高今后比赛的挑战性.He would shake it off and take a step up.它把它们抖下来,然后踩上去.Won't you take a step into the lion's den.你愿不愿意走进这虎穴呢....

take a step的音标：take a step的英式发音音标为：[teik ə step]take a step的美式发音音标为：[tek e stɛp]...