| 词汇 | step aerobics |
| 释义 | step aerobics noun [ U ] uk/ˈstep eəˌrəʊ.bɪks/ us/ˈstep erˌoʊ.bɪks/ (also step) 有氧踏板操，台阶健身操 a type of exercise usually done to music in which you quickly step on and off a slightly raised surface |
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