a unit of heat equal to the amount of heat required to raise one pound of water one degree Fahrenheit at one atmosphere pressure; equivalent to 251.997 calories
例句
Btu in the endno one can share our burden. 但到了最后，没人能分担我们的负担。
This large fireplace can produce45,000 BTU adjustable heat. 这款大型壁炉可产生45,000btu的可调节热量。
Btu Ilike English very much . Ibelieve I can leare it very well. 但是我非常喜欢英语。我相信我能把它学好。
He is already the general engineer of this low BTU water gas project. 他已经是这个低热水煤气工程的总工程师了。
The cooling system has to remove about 60,000 BTU of heat per minute. 冷却系统必须每分钟带走大约6000英国热量单位的热量。
I love you not for whom you are, btu who I am when I'm by your side. 我爱你并不是因为你是谁,而是因为我在你身边时的时候我是谁。
