Leonardo's nose is flattened in as if it were previously broken and there are two distinct lines of hair curls which outline his left nostril and alar nasal base.
莱昂那多的鼻子呈扁平状，如同在此之前被打碎过，两条明显的发卷线将他的左鼻孔和鼻翼勾勒出来。
Objective: To study the causes of left nasal cavity bleeding occurs more than right.
目的探讨左鼻腔出血多于右鼻腔出血的原因。
Objective To observe the efficacy of nasal(facial) Bilevel mask positive airway pressure(BiPAP) ventilation for acute myocardial infarction with acute left ventricular failure.
目的观察经鼻（面）罩双水平气道正压通气治疗急性心肌梗死合并急性左心衰竭的疗效。
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