Pressure seal cap
[化] 压力密封帽
🧩 词语组成解析
seal
[sil]
n. 密封;印章;海豹;封条;
v. 密封;盖章;决定;封上（信封）;
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
You estimate his worth too highly.
你高估了他的价值。
I don't know him well.
我跟他不熟。
Which one is cheap? Which one is dear?
哪一支便宜？哪一支贵？