真题例句：

• That changed when a system of high-tech mirrors was introduced to reflect sunlight from neighboring peaks (山峰) into the valley below.

  当一套高科技的镜子系统被引入后，这种情况发生了改变，它可以将相邻山峰的阳光反射到下面的山谷中。

  [2019年 全国卷3 完形填空]

真题例句：

• By familiarizing themselves with high-tech gadgets.

  通过熟悉高科技小装置。

  [2021年 CET4 阅读理解C]

• High-tech industries have found that their best overall problem solvers were master tinkerers in their youth.

  高科技行业发现，他们最好的整体问题解决者是年轻时的修补大师。

  [2021年 CET4 阅读理解C]

• There's a high-tech underground trash disposal system. Buildings are environmentally friendly.

  市内有一个高科技的地下垃圾处理系统。建筑物都是环保的。

  [2019年 CET4 阅读理解]

真题例句：

真题例句：

• Many robots are equipped with high-tech sensors and complex learning algorithms to avoid injuring humans as they work side by side.

  许多机器人都配备了高科技传感器和复杂的学习算法，以避免在并排工作时伤害人类。

  [2018年 CET6 阅读理解]

真题例句：