Sootfall
n. (工业区的)煤烟降落(量)
🗣️ 情景例句
In the rain?
在雨中？
Facts are stubborn things.
事实是不容改变的东西。
For example, with their help China can send its TV and radio programmes to the other side of the world.
例如，在卫星的帮助下，中国能把自己的电视及广播节目传送到地球的另一边。