A conventional thermos isn't good enough, but a Dewar flask, invented in the 19th century, holds cryogenic fluids like liquid nitrogen at temperatures of -196oc (-321of) for months at a time.
传统的恒温器不够好，但是19世纪发明的Dewar flask一次能保持像液态氮这样的温度在- 1960华氏摄氏度的低温液体好几个月之久。
I like ice fishing... nice day... sitting on the ice... little flask of brandy to warm up with.
我喜欢冰上钓鱼……惬意的天气……坐在冰上……一点点白兰地来暖身子。
Then there are other pubs named after objects, like the flask, and let me see.
再之后，有一些酒吧以物体的名字来命名，比如用小酒瓶来命名。让我想想。
Another item which is useful is a thermos flask which keeps hot drinks like tea or coffee hot, or cold ones icy.
另一个要准备的东西就是保温瓶，可以放冷热饮料，像茶呀咖啡等。
Another item which is useful is a thermos flask which keeps hot drinks like tea or coffee hot, or cold ones icy.
另一个要准备的东西就是保温瓶，可以放冷热饮料，像茶呀咖啡等。
应用推荐