Most patients derive enjoyment from leafing through old picture albums.大多数病人都很喜欢翻看旧相册。These two amino acids derive their carbon skeletons from pyruvate.这两个氨基酸从丙酮酸获得它们的碳架.The striver contrives to derive that privacy can&#...
The old man hobbled across the road.老人一瘸一拐地穿过马路。The old man hobbled along with the help of his grandson.老人在他的孙子挽扶下蹒跚而行.It was hobbled first by incompetence and internal dissension.开始时,它由于无能和内部纠纷而行动缓慢....