v.锻炼，训练，练习( exercise的过去式和过去分词 )；锻炼（身体某部位）；使焦虑；发挥（作用） 双语释义：n.(名词)[C][U]运动,锻炼 (a) use of any part of the body or mind so as to strengthen and improve it[C]练习,习题 a question or set of questions of[U]使用,应用 use or application[P]演习,操练 series of movements or oper