Group 14 Nom, Nem-management
“管理”
agronomy
n. 农业经济学　
The science of agronomy helps farmers obtain larger and better crops.
农业经济学帮助农民获得更多更好的农作物。
gastronome
n. 美食家　
Being a gastronome, my uncle is well acquainted with the best restaurants in the city.
我叔叔是个美食家，非常熟识这个城市中最好的食馆。
nemesis
n. 给以报应者，复仇者，难以对付的敌手　
The fleeing murderer escaped the bullets of two pursuing policeman ran into a third who proved to be his nemesis.
敏捷的杀人犯躲过了两个追浦他的警察发出的子弹，却撞上了第三个警察，得到他应得的报应。
We would have ended the season without a defeat if not for our old nemesis, Greeley High.
如果不是我们难以对付的老对手——格利中学．这一季我们就不会打败仗了。
astronomical
n. 1. 天文学的 2. 庞大的　
The first astronomical observations with a telescope were made by the Italian scientist Galileo.
第一台用来观察天文的望远镜，是由意大利的科学家伽利路制作的。
It is difficult to conceive of so astronomical a sum as one hundred billion dollars.
很难想像一千亿美元这么庞大的数目。
economic
adj. 经济的　
The President's chief economic adviser expects that production will continue at the same rate for the rest of the year.
总统的主要经济顾间期望今年剩余的时间里生产量能够保持相同的增长率。
economical
adj. 经济的；节省的　
Which is the most economical fuel for home heating-gas, electricity, or oil?
哪一种燃料用作家庭暖气最经济——煤气、电力还是汽油？