zài / gāoshān / huáxuě / shí / rúguǒ / bù / dài / mòjìng / hěn / róngyì / dé / xuěmáng在高山滑雪时,如果不戴墨镜,很容易得雪盲。When skiing in the mountains, it's easy to get snow blindness if you don't wear sunglasses.