The new management intends to institute a number of changes.
新任管理层打算实行一些改革。
There are a number of different points of view on this issue.
在这个问题上意见纷纭。
I have a number of things to do today.
我今天有许多事情要做。
A number of measures were taken to alleviate the problem.
采取了一系列措施缓解这个问题。
A number of social factors influence life expectancy.
诸多社会因素左右着人的预期寿命。