fol·low-through /ˈfɑloˌθru, ˌfɑloˈ, lə-/
 打球後手腕伸直的情形,完結


 follow-through
      n 1: carrying some project or intention to full completion; "I
           appreciated his follow-through on his promise"
      2: the act of carrying a stroke to its natural completion; "his
         follow-through was straight down the line toward the
         target"; "squash can be dangerous if your opponent has a
         long follow-through"