Barrel vault
n. 桶形穹窿
🧩 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
vault
[vɔlt]
n. 拱顶，穹窿;地下室;撑物跳;墓穴;
vt. 进行撑竿跳;做成圆拱形;成穹状;（以手撑物或撑竿）跳过;
vi. 跳跃;成穹状弯曲;
🗣️ 情景例句
I will get him to accept the offer.
我会使他接受建议。
We invited two guests to dinner,but they didn't come.
我们邀请了2个客人去吃晚饭，但是他们没来。
There's an old teapot over there. Isn't it beautiful! said Ann.
“那儿有一个旧茶壶。它不美丽吗？” 安说