Each guest has her own single room, or shares, on request, a double room.

每位客人都有自己的单人房间，经要求也可共用双人间。

《柯林斯英汉双解大词典》

Storing the application object on the session or request enables the rules engine to later find that object without having to create a new instance.

将应用程序对象存储到会话或请求中，这样做可以允许规则引擎稍后查找对象，而无需创建一个新的实例。

youdao

The rules engine finds the object on the session or request at a key you specify.

规则引擎根据您指定的键查找会话或请求中的对象。

youdao

When you speak to me and I look away intently, I am parsing your words and running through scenarios based on your request or statement in an effort to understand you.

CNN: I have Asperger's; I am just like you

But given the upending of the UN framework it is not clear whether the deployment is legally based on the resolution or on a request for help from Mali, which is what undergirds the French military response.

BBC: Mali conflict: Rewriting the UN's best made plans

MPs would then either have to vote on another candidate or request an election.

BBC: Pakistan fuel price U-turn 'a mistake'