"When the snow begins to fall, a snow melting chemical is scattered over the roads."
- "When the snow begins to fall, a snow melting chemical is scattered over the roads."
"when the snow begins to fall" 「雪が降る時期になると」
"a snow melting chemical" 「融雪剤」"chemical" の代わりに "substance" も使えます。
"is scattered over ~" 「〜にまかれる」
"the roads" 「道路」
オーストラリア 
