plenty of，“大量的，充裕的”，用来修饰可数名词和不可数名词，用法同a lot of/lots of。
例：
There are plenty of eggs in the market.
市场上有很多鸡蛋。
I need plenty of time to finish the work.
我需要很多时间来完成这项工作。
There is plenty of room in my bag.
我包里还很空。
There are plenty of men out of work.
有很多人失业。
We have plenty of time to finish the job.
我们有充裕的时间完成这项工作。