| 释义 |
sinus /'samas; 'sainas/ n (pl ~es) [C] hollow in a bone, esp one of several air-filled cavities in the bones of the skull, communicating with the nostrils, 窦(骨骼中之孔穴，尤指脑骨中充有空气的数穴之一，而与鼻相通者)。 ~ itis /.saina'saitis; zsamo-'saitis/ n [U] inflammation of a 实炎。→ the illus at skeleton. 参看 skeleton 之插图。 |