one 一

two 二

three三

four 四

five 五

six 六

seven七

相关介绍

eight 八

nine九

ten 十

例句：

We are in competition with four other companies for the contract.

我们在与其他四家公司竞争这项合同。

There is no difference between the two in quantitative terms.

两者在数量上毫无差别。

There's only one sure way to do it.

做这件事只有一个保险的办法。