snow guard（挡雪板）是什么意思？音标发音+图解场景

挡雪板 /ˈsnəʊ ˈɡɑːd/ n

English: snow guard · 挡雪板

释义：Rubber or plastic part attached to the rear of the track that protects against flying snow.

这个词出现在以下图解场景（1）