fastball /ˈfɑːstˌbɔːl/

• 1. 

  N-COUNT In baseball, a fastball is a ball that is pitched very fast. (棒球中的)快球

  例：

  Soriano hit Peavy's first pitch, a 90-mph fastball, down the left-field line.

  索里亚诺击中皮威的第一投，这个快球时速90英里，落在了左边线上。