Barrel end opening
[机] 桶端开口
🧩 词语组成解析
barrel
['bærəl]
n. 桶;一桶之量;圆筒，活塞筒，滚筒;圆筒;
adj. 桶状的;
vt. 装进桶里，放进桶里;
vi. 高速行驶;
bar 木棒,障碍#词根助记：bar木条,桶是用木条做成的
end
[end]
n. <正>结果;端;终止;最后部分;
vt.& vi. 结束，终止;
opening
['opənɪŋ]
n. 开幕，开始;空缺的职位;[商]开盘，交易开始时间;（职位的）空缺;
adj. 首次的，开始的;
v. （打）开( open的现在分词);开始;睁开;启动;
open 开；开始+ ing 名词后缀 → 开始的\r\n
🗣️ 情景例句
I have approximately three-year experience using a computer.
我有大约三年操作电脑的经验。
Do you have anything to declare for customs?
你有一些东西申报海关吗？
At this period Indians living in South Africa were badly treated by South African whites, and very few of them had the right to vote.
在那一时期，居住在南非的印度人受到南非白人的虐待，他们当中有选举权的寥寥无几。