n.福尔马林；甲醛溶液
The hearts were stored in formalin, and in many cases had been dissected . 这些心脏都保存在福尔马林液中，大多都已经被解剖了。
Formalin kills all bacteria and chemically stops the tissue from decaying. 福尔马林能杀灭一切细菌,并能以化学方法阻止肌体腐化。
