Bicuspid valves
[医] 二尖瓣
🧩 词语组成解析
n. 双尖齿\\na. 双尖的
n. 阀门；真空管；瓣膜（valve的复数）
🗣️ 情景例句
I haven't had a minute to relax all day.
我今天连一分钟都没休息。
One drop of poison infects the whole tun of wine.
一滴之毒，毒染整桶之酒。
The question was, which one?
问题是，哪一种气体导致火灾呢？