Dewar(vacuum)flask
[化] 真空瓶; 杜瓦(真空)瓶
🗣️ 情景例句
How can I reach you?
我怎样才能联系到你呢？
The pressuer of work was too great for him.
工作压力使他承受不了。
What happened on the march then?
那么 ，在游行中发生了什么事？