pop fly
noun /ˌpɒp ˈflaɪ/
  /ˌpɑːp ˈflaɪ/
 (also pop-up)
- (in baseball棒球 爆破球:被高高击中但不远的球,容易接住 - He dropped an easily catchable pop fly.他掉了一只很容易抓到的苍蝇。 
 
- He dropped an easily catchable pop fly.