The main copper minerals are malachite, chrysocolla, little chalcopyrite, chalcosine and even little bornite and covellite.矿石主要含铜矿物为孔雀石 、 硅孔雀石, 少量的黄铜矿 、 辉铜矿及极少量的斑铜矿和铜蓝等....
As part of a global programme , 89 ozone - depleting substances are under legislative control.此外, 又对89种消耗臭氧层的物质实施法例管制,以配合全球的行动.A class I substance is any chemical with an ozone - depleting potential of 0.2 or greater.I类别...
All the cupboards and appliances dated from the 1950s.所有这些橱柜和家用电器都是20世纪50年代的物品。The paintwork, the wardrobes and the bedside cupboards were coffee-cream.漆面、衣柜和床头柜是浅咖啡色的。We're going to have built-in cupboards in the b...
The bazaar was a kaleidoscope of strange sights and impressions.集市的景象光怪陆离,纷然杂陈....a church bazaar.教堂义卖Chickens,goats and rabbits were offered for barter at the bazaar.在集市上,鸡、山羊和兔子被摆出来作物物交换之用。We were in the bazaar with al...
Wet weather always depresses me.阴雨天总使我心情抑郁。A rise in oil prices depresses the car market.石油价格的上涨使汽车市场不景气.The center tramway portion depresses below the roadway elevation.中间电车道落低到车行道以下....
She gets on with her job and does it supremely well.她继续她的工作，并且做得非常出色。They managed it all supremely well.这件事他们干得极其出色。I consider a supremely beautiful gesture.我觉得这是非常优雅的姿态....