vacuum bottle
常见例句
- The cryogenic tank is constructed like a vacuum bottle.
低温罐造得象个真空瓶。 - This vacuum bottle can make temperature of the inside liquid constant in a certain time.
这种真空瓶又叫“杜瓶”，可使盛在里面的液体不论泠、热温度都保持一定时间内不变。
dict.cn - My earliest memory was of taking our only vacuum bottle to the public canteen for drinking water.
我记忆中最早的一件事， 是提着家里唯一的一把热水瓶去公共食堂打开水。
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