Barrel liner
[机] 桶衬
🧩 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
liner
['laɪnɚ]
n. 班轮，班机;衬垫，衬套;衬里;画线者;
🗣️ 情景例句
But it's not going to be easy.
不过这事可不容易。
Not only did he make a promise, but he also kept it.
他不仅许下诺言，而且遵守了。
I'm tired, said my younger brother as he climbed up to join me.
“我累了，”我弟弟边说边爬上岩石和我汇合。