top·spin 
(tŏpspĭn′)
(tŏpspĭn′)n.
Forward rotation imparted to a ball by a stroke, as in tennis.
| 单词 | topspin |
| 释义 | top·spin (tŏpspĭn′)n. Forward rotation imparted to a ball by a stroke, as in tennis. |
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