adj.快的,走得快,感光快的,紧的
adv.(比准确的时间或宣布的时间)快,迅速地,紧紧地,彻底地
vi.禁食,(尤指)斋戒
n.禁食期,斋戒期,断食,节食
The auguries of death are fast gathering round his head.
死亡凶兆迅速地在他脑海中盘旋。
Word has been spreading fast of the incidents on the streets.
有关街头骚乱的消息迅速传播开来。
Megamalls and fast food restaurants line the highway system.
公路系统沿线有大型商场和快餐店。