我需要参加大学入学考试。所以需要准备一下。

I have to take my exams for getting into the university, so I need to prepare.

youdao

所以社区里有特殊人员随时准备向任何需要帮助的人伸出援助之手。

That's why communities have special people ready to lend a helping hand to anyone who needs it.

youdao

所以你需要准备好当这样的错误发生时的快速恢复。

So you need to prepare for fast recovery when such things happen.

youdao

Or you get a cold, the cold virus takes hold, the viruses start replicating inside of you and it takes some time for immune system to gear up to eliminate it, so we're used to thinking about responses that take some time.

或者你得了感冒,感冒病毒扎根在你的身体中,病毒开始在你体内复制,免疫系统需要一定时间做好准备去消灭它,所以我们曾认为免疫反应需要一定时间

耶鲁公开课 - 生物医学工程探索课程节选