bowling-alley

n (a) long narrow track along which balls are rolled in bowling or skittles （保龄球戏或撞柱戏的狭长的）球道. (b) building containing several of these 地滚球场


沟槽把某物排走的槽或沟，比如在保龄球道两边的球槽: A trough or channel for carrying something off, such as that on either side of a bowling alley.

投球区域投球手在传球时利用的传球道上犯规线以后的部分区域: The part of the area behind the foul line in a bowling alley used by a bowler in delivering the ball.