Air-tight seal
[化] 气密密封
🧩 词语组成解析
air
[ɛə]
n. 天空;气氛;空运;（简单易记的）曲调;
vt.& vi. 晾晒;烘干;播送;广播;
vt. 使房间通风， 透气;
tight
[taɪt]
adj. 紧的，牢固的;绷紧的;不漏的;密集的，紧凑的;
adv. 紧紧地;牢固地;
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
Do you live on or off campus?
你住在校内还是校外？
A man who has friend must show himself friendly.
与朋友交，必须友好相处。
That was quick!Have you finished already?
好快啊！你已经浇完了？