单词 重大伤亡 例句 DEFINITIVE EXAMPLES 权威例句〔DIE〕US forces withdrew after suffering heavy losses. 美军在遭受重大伤亡之后撤退了。朗文写作活用〔casualty〕The guerrillas inflicted heavy casualties on the local population.游击队使当地居民蒙受重大伤亡。牛...