常見例句Ungula and ring fracture are due to higher surface hardness.The rational suggestions to settle fracture are put forward. 爪形和環(huán)形斷裂由表面硬度偏高造成,并提出解決斷裂問題的合理化建議。ungulan. [數(shù)]蹄狀體;[動(dòng)] 蹄ungula of the cone 錐的蹄狀體ungula of the cylinder 柱的蹄狀體ungula of the prism 棱柱的蹄狀體 返回 ungulae