不知道沦陷的.词典这样说:沦陷: [ lún xiàn ] 1. (territory) fall to enemy occupation其它相关解释: 例句与用法: 1. 在沦陷时期, 我们得听凭(侵略者的)摆布. During the occupation, we had to live in total submission (to the invader). 2. 法国沦陷以后,英国的处境十分危险。 After the fall of France, Britain was really up against it. 龙是 dragon