Teflon seal
[化] 聚四氟乙烯密封(件)
🧩 词语组成解析
[化] 聚四氟乙烯\\n[医] 塔夫纶, 聚四氟乙烯(商品名,用于外科的塑料)
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
That's all right.
没关系。
Nothing comes wrong to a hungry man.
饥不择食。
He said, Pauline is typing letters. She can't speak to you now!
他说：“波淋正在打信，她现在不能同你讲话！”