她把纸卷成球状.She rolled the paper into the shape of a ball.她审视着包在纸卷里面的戒指.She examined the rings that had been screwed up in the paper.用一支铅笔把纸卷起来. 它看起来像螺旋 吗 ?Wrap the paper a pencil. Does it look a screw?...
secretion of milk by the mammary glands乳腺的奶汁分泌Objective : To study the diagnostic methods of mammary duct ectasia after operation.目的: 探讨乳腺导管扩张症的术前诊断方法.Gynecopathy : Irregular Menstruation, Dysmenorrhea Climacteric Syndro...
Scientists have appealed for international cooperation to protect leatherback sea turtles.科学家呼吁国际性合作来保护棱皮海龟.He appealed to firms not to increase their prices unduly.他呼吁企业不要过度提高价格。The President has appealed to his Europea...