上周六他直到收到了母亲的信才离开他的办公室的翻译：Until he received a letter from his mother on Saturday before leaving his Office 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

正在翻译，请等待...

Until he received a letter from his mother on Saturday before leaving his Office

Last Saturday he until received mother's letter only then to leave his office

6 until last week he had received the letter before he left his mother's Office

Until he received a letter from his mother on Saturday before leaving his Office