When warm, light, air crosses mountains it rises into the upper atmosphere and does not fall back to the ground. In this, and other, ways wind changes with the terrain.
坂を下りるときに彼女のおんぼろ自転車はキーキー音を立てた。
Her old bike squeaked as she rode down the hill.
私はぬかるんだ斜面をずるずると滑り下りた。
I slithered down the muddy slope.
夜のとばりが下りつつある。
Darkness is falling.
万雷のうちに幕が下りた。
The curtain fell amid the wild applause of the audience.