你需要避免在这引入新的东西，它必须总结你之前说的东西。

You need to avoid introducing new stuff here, it's got to sum up what you've said earlier.

youdao

以托管的方式引入新的中间件技术。

Introduce new middleware technology in a managed way.

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而且请记住，应该慢慢的给狗狗引入新食品。

Also keep in mind that it is best to introduce new foods to your dog slowly.

youdao

We've introduced a whole new platform for writing Smart applications in the internet, a new version of Windows that we call, "Windows Azure."

我们已经为网路智能设施的应用,引入了大量新的平台，“视窗“系统的新版本叫做“云计算“

斯坦福公开课 - 微软CEO-Steve.Ballmer谈科技的未来课程节选

So last time we introduced a new idea and the new idea was that of best response.

上一讲我们引入了一个新概念,这个新概念就是最佳对策

耶鲁公开课 - 博弈论课程节选

And I also want to introduce one new function.

热量和功，我还要引入一个新函数。

麻省理工公开课 - 热力学与动力学课程节选