大怒

Some transactions are fraudulent, and there is not much regulation of valuations.

有些交易是虚假的，估价方面也不是很有章程。

In both the experimental and control groups,the pericardium was pre-treated by injection of a mixture of collagenase and hyaluronidase.

基因转染途径的选择是心脏基因治疗的研究重点之一，也是其不同于其他疾病基因治疗的一个独特方面。