a variety of的用法和樣例：
例句
- A variety of food is sold at a supermarket.
超級市場(chǎng)各式各樣的食物均有出售。 - I have a variety of books at home.
我家中有好多書(shū)。 - We must meet the manifold needs of the people.
我們必須滿(mǎn)足人們多種多樣的需要。 - Fifthly, it provides various types of evaluation.
第五，多種多樣的評價(jià)方式。
