foot-fault umpire司足裁判
foot-fault脚误
foot fault judge脚误裁判;司足裁判员
Wuguishan North Foot Fault五桂山北麓断裂
foot fault judgement司足裁判
foot fault tests和足失误测试;失误测试
pitcher's foot fault投手足部犯规;掷手足部犯规
N(名词) a fault that occurs when the server fails to keep both feet behind the baseline until he has served 脚步犯规 [tennis]