丧失
1.Yeah, but during the Qing Dynasty, it slowly lost its original function.
是的.可是到了清代逐渐丧失了防御作用.
2.No,during the Second World War, as an air warder, he was appointed to overwatch four Japanese prisoners of war and had stayed up 5 days and nights in rows.Then,he lost his sleep function.
不,在第二次世界大战期间,他做为民防队员奉命看守4名日本战俘,曾连续5天5夜没有合眼。从此之后,就丧失了睡眠功能。



