supply of people的意思|示意

While this guarantees a sufficient supply of expertise, some people don't need to pay for that on every instance.

因为够用就好，所以一些人并不需要为每个实例掏钱。

There is a bunch of people willing to supply electricity

有一群人愿意提供电力。

It's very easy for people to exceed the standard of dietary recommendations given what the modern food supply is.

在现代食物供给下，人们很容易就超过了建议饮食的标准。