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1. During the surgery, the surgeon had to make a small incision in the palatovaginal canal to access the patient's brain.
在手术过程中，外科医生必须在阴道前庭管中做一个小切口来进入患者的脑部。
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2. The anatomy textbook explains that the palatovaginal canal is a narrow passageway between the vagina and the nasal cavity.
解剖学教科书解释说，阴道前庭管是阴道和鼻腔之间的一条狭窄通道。
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3. The doctor advised her to avoid sexual intercourse until the healing process was complete, which involved rerouting thepalatovaginal canal.
医生建议她直到愈合过程完成之前避免性行为，这涉及到重新路由阴道前庭管。