易混淆的单词： LASERS

The lasers were real but the plan was fanciful .

激光倒是真的，但这个计划却是白日做梦。

This means lasers could serve as lightning rods .

这意味着激光可以充当避雷针。

Techniques have also been developed that use powder and lasers .

技术发展也使得使用粉体和激光成为可能。

How do scientists control brain cells with lasers ?

科学家们如何用激光控制脑细胞？

Satellites can be temporarily blinded with lasers fired from earth .

卫星遇到地球上发射的激光，会暂时失明。