目的: 采用分光光度法,以芦丁为标准品测定异叶青兰中的总黄酮含量.Objective: Flavonoids in Dracocephalum heterophyllum was investigated by spectrometric method with rutin as standard material....
He crunched the sheets of paper in his hands.他把那沓纸揉得嚓嚓响。I signed in and crunched across the gravel to my room.我签到后嘎吱嘎吱走过石子路来到我的房间。She sucked an ice cube into her mouth, and crunched it loudly.她吸了块冰块到嘴里，嘎嘣嘎嘣地大声嚼着。...
The shooting of The Maltese Falcon proceeded without a hitch.《马耳他之鹰》的拍摄进展顺利。The driver was very dark. Maltese, maybe.司机一头乌发、肤色黝黑，可能是个马耳他人。A man owned a Maltese dog and a donkey.有个人,养了一只玛耳太狗和一头驴子....
She confesses to having trouble finding Mr Right.她承认找不到自己的白马王子。"It probably shows up a deeply immature part of my psyche," he confesses.“它可能表现了我内心很不成熟的一面，”他承认道。Mollie confesses she is rather partial to pink...莫莉承认她偏爱粉红色。...
The spider must wait for prey to be ensnared on its web.蜘蛛必须等待猎物被它的蛛网困住。The woolly spider monkey is the largest primate in the Americas.绒毛蛛猴是美洲最大的灵长类动物。the geometry of a spider's web蜘蛛网的几何形状...