bronchus principalis的用法和樣例：
例句
- Four days after seeding, the graft was used to replace the patient's left main bronchus.
種植完成四天后，該移植物被用來(lái)替換患者的左主支氣管。 - Conclusions Resection and reconstruction of tracheal carina and main bronchus may increase resection rates of central type lung carcinoma and achieve excellent long-term survival.
結論氣管隆突主支氣管切除成形手術(shù)提高了中心型肺癌的手術(shù)切除率，并取得滿(mǎn)意的治療效果。
