a device or enclosure designed to catch and retain animals, typically by allowing entry but not exit or by catching hold of a part of the body 陷阱,罗网,捕捉装置 ■a curve in the waste pipe from a bath, basin, or toilet that is always full of liquid and prevents gases from coming up the pipe into the building (浴池、水池、马桶的防臭气)存水弯,U形弯管 ■[with modifier]a container or device used to collect a specified thing 容器;存贮装置 one fuel filter and water trap are sufficient on the fuel system. 燃料系统只需一个燃料过滤器和集水器。 ■a bunker or other hollow on a golf course (高尔夫球场的)洞,沙坑 ■the compartment from which a greyhound is released at the start of a race (赛狗开始时放灵