n.滴下物；動物糞便
名詞dropping的復(fù)數(shù)形式.
On the road there is little to protect them from mud, insects, and bird droppings. 在路上,幾乎沒有東西去保護(hù)他們免遭泥土、昆蟲和鳥糞的侵襲。
