释义
n. 块,大多数,质量 a. 群众的,大规模的 v. 使...集合
例句
1. A great mass of rock had fallen from the cliff and now blocked the road. 一大堆岩石从悬崖上掉了下来，堵塞了道路。 2. Crowds massed along the road where the king would pass. 群众聚集在国王要经过的街道旁。