區別就是兩者意思是不一樣的具體的不同如下
cob中文意思是n. 雄天鵝玉米穗軸結實的矮腳馬圓塊,vt. 搗碎
Here's a way of barbecuing corn-on-the-cob that I learned from my uncle.
corn中文意思是n. 穀物,穀粒玉米雞眼老一套,煽情的東西,v. 醃(肉類等)使成粒狀
She pounded the corn kernels.