Because of no local anesthesia, tissue edema is lightened, operation field is clear.

由于未加用局部麻醉，局部组织水肿减轻，手术解剖关系更清晰。

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Because of no local anesthesia, tissue edema is lightened, operation field is clear.

由于未加用局部麻醉，局部组织水肿减轻，手术解剖关系更清晰。

youdao