starting blocks是starting block的复数

starting block

美 [ˈstɑrtɪŋ ˌblɑk]
英 [ˈstɑː(r)tɪŋ ˌblɒk]
  • n.起跑器
  • 网络起步台;面试班
复数:starting blocks  
starting blocks
n.
1.
起跑器the two blocks on the ground that runners push their feet against at the beginning of a race