1·While this showed astronomers that Venus was surrounded by a thick layer of gases refracting sunlight around it, both effects made it impossible to obtain accurate timings.
尽管这向天文学家证明了金星被一层厚厚的气体所包围，这层气体使太阳光在金星周围发生折射，但这两种效应都使精确的时间控制成为不可能。
2·The phtographer madethis image using a solar-filtered Takahashi 5-inch refracting telescopeand a Canon 5D Mark II digital camera.
照片是用佳能5D Mark II数码相机接在高桥5英寸折射望远镜后面拍的，用了太阳滤光镜。
3·A lens is an optical system including two refracting surfaces.
一个透镜是包含两个折射面的光学系统。
4·The majority of the light rays spend their time refracting off of water droplets and ice inside of the cloud before heading to our eyes.
当光线进入云彩光线在到达我们眼睛前花费了大部分时间在云的水滴和冰中折射。
5·A solar spike seen on the morning of December 7th in Allegan, Michigan. The sight id caused by wintery ice crystals in the Earth's upper atmosphere refracting light from the sun.
日柱，摄于12月7日的早晨，密西根州阿勒甘地区。它是由地球大气层顶部冰晶体折射太阳光而形成的。