4:50用英语怎么说两种方法

　　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。

　　Four points stand out as being more important than the rest.

　　有四点比其余各点更为重要。

　　Don't let this go further than these four walls.

　　走出屋外这事就不要再谈了。