Coalgas
n. 煤气
🗣️ 情景例句
He keeps himself fit by running 5 miles every day.
他每天跑五公里以保持身体健康。
At times, the smell from the gutter can be rank.
从下水沟时常冒出刺鼻的气味。
The ground supported fewer plants, and the insects which lived on these plants died out.
地上长的植物少了，生活在这些植物上的昆虫就消亡了。