foulsn.犯规行为名词foul的复数形式.fouladj.恶臭的；邪恶的；污秽的；恶劣的；犯规的n.犯规v.弄脏；妨碍；犯规foul and run-down and repulsive.肮脏、腐败而且令人厌恶。foul water monitors system on-line污水在线监测系统