fastball
noun /ˈfɑːstbɔːl/
  /ˈfæstbɔːl/
 - (in baseball) a ball that is thrown at the pitcher's fastest speedTopics Sports: ball and racket sportsb2
| 单词 | fastball | 
| 释义 | fastballnoun /ˈfɑːstbɔːl/  /ˈfæstbɔːl/ 
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