Periphery seal
[医] 周围封闭
🧩 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
I sure did.
我的确有。
How could that be?
怎么可能有这种事？
I heard that you're getting married, Congratulations.
听说你要结婚了，恭喜！