Dww
abbr. downward 向下的
🗣️ 情景例句
The pollution in Beijing is alarming.
北京的污染给人们敲起了警钟。
I'm afraid you will catch the Influenza.
我怕你会感染到流行性感冒。
and the search for oil has done more to improve deep drilling than any other mining activity.
寻找石油比其他任何采矿业对改进深孔钻探作的贡献都要大。