Bimetallic(spring cone) seal
[化] 双金属密封
🧩 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）;
🗣️ 情景例句
Everything is fine, Michelle.
一切都好， Michelle。
You look very serious about something.
你似乎有很严重的事。
That fits the puzzle! It must be him!
这符合谜底，肯定是他。