re-introduce造句

1、One way to fix this is to re-introduce Pythagoras to help us.
一种改进办法是重新引入勾股定理来帮助我们。

2、In Guangzhou, the challenge was to re-introduce bikes to a cityscape that had once welcomed them.
广州所面临的挑战是如何将自行车重新引入到一个本适于其生存的城市体系中的问题。

3、Today, World AIDS day, I want to re-introduce two young women whom you may have met once before.
今天是世界艾滋病日，我要再次介绍你们可能在此之前已见过的两位年轻妇女。