lifelessKK [ˋlaɪfləs] /ˈlaɪfləs/发音形容词1死的、没有生命的、失去生命的The hikers found a lifeless body at the bottom of the ravine.登山客在峡谷底部发现一具尸体。2死气沉沉的、毫无生气的The town felt lifeless after the factory closed down.工厂关闭后,这座小镇显得死气沉沉。3呆板的、无精打采的、平淡无味的Her speech was technically correct but completely lifeless.她的演讲虽然没有出错,却完全平淡无味。4荒芜的、不适合生命存活的Scientists once believed the planet's surface was entirely lifeless.科学家曾以为这颗行星的表面完全没有生命存在。用这个字练口说→