Dewar flask
[医] 迪尤尔氏瓶, 真空瓶
🧩 词语组成解析
n. [亦作d-]=Dewar flask
flask
[flæsk]
n. 瓶，长颈瓶;[化]烧瓶;火药筒;[机]沙箱;
🗣️ 情景例句
Macro adjustment is needed in a market economy.
市场经济需要宠观调控。
Being the newest member of this committee is really difficult.
能成为这个集体的新成员是很难的。
What's that over there?
那边的是什么呀？