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
Excuse me, I just wanted to compliment you on the stunning decor.
不好意思，我只是想赞美一下你那了不起的装饰布置。
All is flour that comes to his mill.
到他的磨里都能碾成粉。
Hello. Is that Li Lei?
喂。你是李雷吗？