Wanscher's mask
[医] 万舍氏面罩(乙醚麻醉时用)
🧩 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'll pick you up here at seven .
我七点钟到这儿来接你 。
Whose responsibility are the shipment charges?
运费由谁来负责呢？
I didn't have any supper, except a piece of bread, because I didn't feel very well.
晚餐我只吃了一片面包，别的什么也没吃，因为我觉得不舒服。