Dewar(vacuum)flask
[化] 真空瓶; 杜瓦(真空)瓶
🗣️ 情景例句
It has a brand new kitchen.
有一个全新的厨房。
There is no friend so faithful as a good book.
最忠实的朋友莫过于一本好书。
The inspector began to look for fingerprints, while the constable checked that the front door locks had not been forced,
巡官开始搜寻指纹，警察经检查发现大门锁头并无撬过的迹象。