Fastball [
'fɑ:stbɔ:l]
n. [棒](投手投出的)快球
fastball[ noun ]
(baseball) a pitch thrown with maximum velocity
<noun.act>
he swung late on the fastballhe showed batters nothing but smoke
fastball \fast"ball`\ n. (Baseball)
a baseball thrown with maximum velocity.
Syn: heater, smoke, hummer, bullet.
[WordNet 1.5]