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
He would like to see you.
他想见你。
To be true to the husband
忠于丈夫
The seed was sprayed over the ground in huge quantities by aeroplanes.
飞机把这种草籽大量地撒播在地上。