The impurity of supposedly pure subcellular fractions is a constant threat to the plant biochemist.以为亚细胞组分很纯而实际不纯的情况,一直是植物化学家感到难办的问题.Sir Ernst Boris Chain was a German - born British biochemist.恩斯特·鲍里斯·钱恩先生是一位出生在德国的英国生物化...
Sir Ernst Boris Chain was a German - born British biochemist.恩斯特·鲍里斯·钱恩先生是一位出生在德国的英国生物化学家.German biochemist德国生化学家She a biochemist who works on the frontiers of biology.她是从事生物学前沿研究的生化学家.The impurity of supposedly pure sub...
Abraham Maslow described psychology as "the science of being."亚伯拉罕·马斯洛形容心理学是“存在的科学”。Self - actualization is , according to Maslow, the ultimate achievement of mature human beings.按马斯洛的说法, 自我实现是成熟人的最高成就.Why has the Maslow...
We had to drive like the clappers to get there on time.为了按时到达,我们开得飞快.Percussion instruments like drums and clappers are also sometimes included.还有一些打击乐器如鼓、板等.I've got to work like the clappers this morning.今天上午我得拼命地...
使用蛋彩画颜料（内含可以定色的蛋黄）在干石膏上绘出了特定颜色。Certain pigment colours were painted on to dry plaster using tempera (where egg yolk is used to fix the pigment).数百年前蛋彩画颜料被用来画壁画.P > Tempera was used to paint frescos hundreds of years ago....
The club has moved its meeting to Saturday, January 22nd.俱乐部已经把会议日期改到1月22号，星期六。This season the club has had 73,500 season-ticket holders.本赛季该俱乐部已经有73,500名持有季票的观众。People at the club think very highly of him.俱乐部的人很佩服他。...
In Alberta people mine and drill for oil, potash, petrol and gas.在亚伯达,人们采矿、打井开采石油 、 碳酸钾 、 汽油和天然气.The plains of Alberta are extremely fertile.艾伯塔平原极其肥沃.In Alberta and Saskatchewan there are many hills where dinosaur bones...