动 fall，drop，fall behind，shed，come off ；

[例句] 诺韦洛说大学生每年在酒精饮品上会消费掉42亿美元。 Novello says college students will spend $4.2 billion yearly on alcoholic beverages.

[例句] 他用大衣袖子把碎屑掸掉。 He cleaned the flakes away with his coat sleeve.