Oxygen mask
[化] 氧气面具
📖 牛津释义
oxygen mask
mask placed over the nose and mouth through which a person can breathe oxygen, eg in an aircraft or hospital 氧气面具; 氧气罩
Oxygen masks are used in aircraft only in emergencies. 飞机上的氧气面具只用於紧急情况.
🏥 医学释义
氧气面罩
🧩 词语组成解析
mask
[mæsk]
n. 面具;假面具;用作掩饰的事物;护肤膜;
vt. 掩饰;戴面具;用面具遮住，掩盖，掩饰;
vi. 戴面具;隐瞒，掩饰;
🗣️ 情景例句
I don't know.
我不知道。
We're trying to plan our future.
我们正在试着计划我们的未来。
while our own compulsory school attendance became law in Germany in 1642,
而我们的义务教育成为法律在德国是在1642年，