adj.筒状的
Ribs long and well sprung but not barrel shaped, extending well towards hindquarters. 肋骨长、曲率良好，但不成桶形，很好地延伸至后躯。
Recently made pistols also had top of the barrel shaped to accept scope rings directly. 最近提出的手枪，也有热门的桶形状，以接受的范围戒指直接。
Chock the barrel up or else it will roll over. 用楔子塞住圆桶,不然它会滚过去。
The beer comes out of the barrel under pressure. 啤酒受到压力从桶中流出。
Peter had his head in a tar barrel sure enough. 不出所料，彼得陷入了困境。
