常见例句用作名词 (n.)We suggest that preliminary tracheostomy and surgical extirpation with CO2 laser via endoscopy can be a reliable choice of treatment.由本病例，作者建议对于声门下区的良性肿瘤，可以考虑在术前作好气管造口术，在全身麻醉之下，经口作喉内视镜显微激光手术将肿瘤切除。 返回 tracheostomy