Blb mask
[医] BLB面具(飞行员用的供氧面具)
🧩 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
She won't be happy when she sees what you've done with your hair.
当她看到你将头发搞成这个样了了，就高兴不起来了。
One of my suitcases is small,and the other one is medium size.
我的一个提包是小的，另一个是中等的尺寸。
The majority of thepatients attending the medical out-patients departments of our hospitals
在医院门诊部看病的大多数人