Dewar
n. [亦作d-]=Dewar flask
🗣️ 情景例句
Can I help you?
我可以帮上忙吗？
It all depends.
视情形而定。
like the cooling of a hot kettle or the wearing-out of a pair of shoes.
就像一壶热水迟早会凉下来，一双鞋渐渐会磨破一样。