Petroleum cap
[医] 石油帽
🧩 词语组成解析
cap
[kæp]
n. 盖;帽子;军帽;求交运算;
vi. 脱帽致意;
vt. 覆盖;给…戴帽;
abbr. Common Agricultural Policy （欧共体）共同农业政策;
cap 表示”头”,”首要的”
🗣️ 情景例句
and then we'll use it to sell others.
然后我们再利用它来销售其他的。
The class made noticeable improvement.
这班有明显的进步。
That's the doorbell, said Ann's mother. They're here!
“门铃响了，”安的母亲说。“他们来啦！”