Air impermeability
[化] 不透气性; 气密性
🧩 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;
n. 不渗透性, 不透过性\\n[医] 不[渗]透性
🗣️ 情景例句
Keep your chin up.
别灰心。
When a dog is drowning,every one offers him drink.
待到狗溺水，众人给水喝。
I made your birthday cake last night, when you were in bed, Mrs Read answered.
“昨天晚上你睡觉时，我就做好了你的生日蛋糕，”里德夫人回答说。