snow goggles 凿有两条窄缝的木片，爱斯基摩人用以预防雪盲。雪镜发展到现在，已经从原始简单的功能，进化到几乎完美。最初只是为了防止雪盲，后来为了防止眩光加入了偏光的技术，以及防紫外线辐射等等。而雪镜本身的架构也是日渐完善，比如现在镜片镀膜有防雾、防刮擦、防冲击等诸多功能，镜片数量也有最初的单层演化为现在的双层或层。
下午5点，外面的雪让一切都变得明亮起来，所以他在回家的路上戴着雪镜，否则他的眼睛可能会被强光严重伤害。
At 5:00 pm, the snow outside makes everything bright, so he wears snow goggles on his way back home, or his eyes may be hurt badly by the strong light.
下缆车后左转就是小商店，没带手套冷帽雪镜的可以在这里买。
You have to bring your own ski gloves and hat or have to purchase in the shop.
这时又一次雪崩击中了他，打掉了他的雪镜，也影响了他的视力。
Another avalanche hit him, ripping off his goggles and affeCTing his vision as well.
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