At one end of each snippet, the researchers attached a fluorescent protein, and, at the other end, they engineered the DNA so that it could "quench" the fluorescent light.
在每一个片段的末端，研究者连上一个荧光蛋白，在另一端他们工程DNA能熄灭荧光的亮度。
2
The coke car moves quickly from the oven end along rails into a quench tower and the coke is sprayed with water.
运焦车沿轨道快速从高炉移动到淬火塔并用水喷淋焦炭。
3
The coke car moves quickly from the oven end along rails into a quench tower and the coke is sprayed with water.