英语语法分析

Parotidectomy with retaining facial nerve was done in treating benign tumor.

对良性肿瘤采用保留面神经腮腺肿块全切。

The parotid gland undergoing partial parotidectomy does have the ability of regeneration.

行部分腺体切除术后的腮腺确有再生的能力。

Methods: Health rabbits were collected for the parotidectomy as that of on The same rabbit.

方法：选用健康家兔，采用本体对照方法，模拟人腮腺全切术。