[体]槽化枪管

beer barrel───啤酒桶

core barrel───[油气]钻管；心管

flood barrier───拦洪坝

gun barrel───枪筒；炮筒；油水分离罐

malted barley───麦芽；发芽大麦

on the barrel───以现金；现付的

to barrel───去桶

cylinder barrel───缸筒，汽缸筒

malted barleys───Malted Barleys

The barrel itself has heavy contours and id fluted to reduce weight and improve heat dissipation.───枪管本身的轮廓和身份证重凹槽，以减轻重量，提高散热。

The heavy fluted barrel and cap accentuates the elaborate details of this hand crafted writing instrument.───沉重的槽桶帽突出这手牌的制作细节的精心书写工具。