linesman rs flag

• 巡边员的旗

linesman rs flag的用法和样例：

例句

1. That football player appealed to the linesman.
   那个足球运动员听取了巡边员的决定。
2. The linesman didn't raise his flag to signal that the ball was out of play,so the match was still going on.
   巡边员没有举旗示意球已出界，所以比赛仍继续进行。