常見例句A cloud is a mass of vapor in the sky. 雲(yún)是天空中的水汽團。It's just a dog's reflex movement. 這正是狗的反射運動。The mass rally was a total fiasco. 那次群衆(zhòng)集會徹底失敗。Sorry I hit you; it was a pure reflex. 對不起我撞著你了; 這完全是無意的。Let's collect the sap before its consolidation into a hard mass. 讓我們在樹液堅固成團之前將之收集起來。After harvest we will have a mass of rice. 鞦收後,我們將獲得大量稻穀。 返回 mass-reflex