1·Regular repeating actions such as sound waves, light waves, or radio waves have a certain frequency, or number of waves per second.
有规律的重复活动如声波、光波、无线电波都有一个特定的频率，或者说是每秒的波动次数。
—— 《柯林斯英汉双解大词典》
2·Unlike visible light waves, these radio waves can get through the various gases and dusts in space, and through our own earth's atmosphere comparatively easily.
与可见光波不同的是，这些无线电波可以较容易地穿过太空中的各种气体和灰尘，穿过我们地球的大气层。
3·In optical astronomy, using a telescope and observing the stars that way, we rely on visible light waves.
在光学天文学中，在用望远镜观察恒星时，我们依靠的是可见光波。
4·Lidar USES light waves.
激光雷达使用光波。
5·Diffraction, too, occurs in light waves .
衍射也是由光波产生。
6·He devised an instrument to measure light waves.
他发明了一种测量光波的仪器。
7·Unlike radio, light waves will not penetrate walls.
可见光不同于无线电波，无法穿透墙壁。
8·Light waves differ in frequency just as sound waves do.
同声波一样，光波也有不同的频率。
9·It was once believed that light waves traveled through the ether.
人们曾经相信光波在以太中穿过。
10·I like purple, purple is the shortest wavelength of visible light waves.
我喜欢紫色，紫色是波长最短的可见光波。