Percussion cap
雷管\\n[化] 火帽
📖 牛津释义
percussion cap
(also cap), small metal or paper device containing explosive powder, which explodes when struck 发火帽; 雷管.
🧩 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
What's that?
什么问题？
Good morning, ladies and gentlemen. It's very satisfying to see so many of you here.
各位女士各位先生，早上好，在这里见到你们大家使人感到非常满意。
We're going to play football.
我们打算踢足球。