“你可以通过注射利卡多因来阻塞神经，然后再冷冻那一块，如果感觉依然存在，那么就和循环系统有关了，”她解释道。
“You could block the nerve with an injection of lidocaine, cool the area, and if it still happens it’s probably a circulatory-system thing, ” she says.
里面有一个专门储存麻醉剂的区域，Sara伸手拿起麻醉剂，接着迅速地将麻药抽入注射针管，然后用一块布带绕系在她的上臂，找到静脉，她的动作显得麻利而熟练。
She reaches for the drugs, her movements quick but confident. She quickly fills a hypodermic needle with morphine, and then ties a piece of cloth around her upper arm to find the vein.
结论手术直视下组织块注射法是建立VX 2肾癌模型的可靠方法，成功率高。
Conclusion The model of rabbit renal tumor was successfully established by direct inoculation with VX2 tumor tissue.
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