adj.欺骗的,狡猾的,难对付的
A trickle of refugees began to flee the country.
难民开始三五成群地陆续逃离该国。
The flood of cars has now slowed to a trickle.
汹涌的车流现在已经变得稀稀拉拉。
The government is not simply relying on trickle-down economics to tackle poverty.
政府并没有仅仅依赖垂滴经济学来解决贫困。