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- An amino acid,C6H13N3O3,originally isolated from watermelon,that is produced as an intermediate in the conversion of ornithine to arginine during urea formation in the liver. 瓜氨酸一种氨基酸，C6H13N3O3，最初从西瓜中分离出来，在肝部的尿素形成过程中，其作为中介物将鸟氨酸转为精氨酸。
- An amino acid, C6H13N3O3, originally isolated from watermelon, that is produced as an intermediate in the conversion of ornithine to arginine during urea formation in the liver. 瓜氨酸一种氨基酸，C6H13N3O3，最初从西瓜中分离出来，在肝部的尿素形成过程中，其作为中介物将鸟氨酸转为精氨酸
- Her front teeth were irregular in formation. 她的门牙排列不整齐。
- They marched in parade formation. 他们以列队的阵式行进。
- The formation of two ordered files from one regular file. 把一个正规文件分成两个有序文件的过程。
- The natural process of bone formation. 成骨骨头形成的自然过程
- The formation and development of bodily tissues. 组织发生身体组织的形式的发育
- A clathrate compound, such as urea. 包合物一种笼状化合物，如尿素
- Formation of a placenta in the uterus. 胎盘形成胎盘在子宫中的形成过程
- urea formation 尿素生成
- But 120 tons of urea is really a small one. 但120吨尿素确实是个小数目。
- The forcing of molten rock into an earlier formation. 侵入熔岩对早先形成岩石的直接进入
- 7. An amino acid, C6H13N3O3, originally isolated from watermelon, that is produced as an intermediate in the conversion of ornithine to arginine during urea formation in the liver. 瓜氨酸一种氨基酸，C6H13N3O3，最初从西瓜中分离出来，在肝部的尿素形成过程中，其作为中介物将鸟氨酸转为精氨酸收藏指正
- A signal by bugle or drum for troops to come together in formation. 集合号，集合鼓部队集结时以吹号或击鼓发出的信号
- Government tender urea must submit price by 18th noon. 政府招标尿素，须于18日正午前报价。
- School life has a great influence on the formation of a child's character. 学校生活对小孩个性的形成有很大影响。
- The troops broke formation and ran. 士兵们溃逃。
- Allantoin is one of the important urea derivative products. 尿囊素是一种重要的尿素衍生产品。
- A similar formation of groups, units, or individuals. 梯形排列群体、单位或个人的类似排列
- A kidney also takes urea and mineral salts out of the blood. 肾还排出血液中的尿素和无机盐。
