The parasympathetic innervation of the heart originates in the medulla oblongata.支配心脏的副交感神经发源于延髓的迷走神经核.While this is commonly agreed upon, the vagal innervation of idioventricular pacemakers is not.这点是人所公认的, 而心室自身起撑点的迷走神...
Puffing a little, Mabel shifted her weight onto her feet.梅布尔喘了口气，把身体重心移到脚上。He shifted his weight and a twig snapped...他挪了一下身体的重心，一根树枝咔嚓一声断了。The woman detective shifted her stance from one foot to another.女侦探改变了站姿，把重心从一只脚...
这钓鱼竿是用劈开的竹子做的.The fishing rod is made of split bamboo.我们给壁炉买来了劈开的木材.We bought split logs for the fireplace.你明白从耳朵到耳朵把喉咙劈开的感觉么?Do you know what it feels like to have your throat slashed from ear to ear?...
A firefly is a type of beetle.萤火虫是一种甲虫.A group of Firefly Girls were here last month.上个月,一队萤火虫女童军来过这里.Times got the Firefly Girl in the Style section.《时代》把有关萤火女孩的事放在了时尚专栏....