Esmarch's mask
[医] 埃斯马赫氏麻醉罩
🧩 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
We have a very important meeting on at the moment.
现在我们正在开一个非常重要的会。
Do you have an extension?
你有分机吗？
Right from the start there was trouble with the Hubble.
从最开始哈勃望远镜就有问题。