We tried to grow some copper sulphate crystals with our children.我们想跟孩子们一起制作硫酸铜晶体。El Salvador produces 100,000 tons of refined copper annually.萨尔瓦多每年生产10万吨纯铜。He makes decorative vessels in copper, stainless steel and sil...
...a monstrous copper edifice...又大又难看的铜制建筑物As new mines come on stream, Chile's share of world copper output will increase sharply...新矿投产后，智利在世界铜产量中所占的份额将大幅增加。The paper discusses a new method for producing cupric fe...
Larry began suffering severe headaches and violent mood swings.拉里开始出现严重的头痛和剧烈的情绪波动。Dieters suffer from violent mood swings.节食者会有激烈的情绪波动。If the wind swings round, we will have to change the sails.如果风向突然变了, 我们得换帆....
Friends recalled Elisabeth's prophetic words of several years ago.朋友们回想起几年前伊丽莎白预言性的一番话。Elisabeth's mind tripped over the word " death ".伊丽莎白的脑子里掠过了 “ 死 ” 字.Elisabeth: To see what's happening with that stup...
...the man whose aerial heroics helped save the helicopter pilot...以空中的英雄壮举拯救了直升机飞行员的人An aerial photograph of the field shows clearly where the buildings were.这一场地的空中照片清晰地显示出这些建筑物的位置。So a separate rotating aerial is used...
They set the pace in cutting ozone-damaging emissions.他们在减少破坏臭氧层的气体排放量方面走在了最前面。Most scientists accept that climate change is linked to carbon emissions.大多数科学家都相信气候变化与排放的含碳气体有关.Dangerous emissions radiate from plutonium.危...
Sometimes things have to fall apart to make way for better things.有时候要到达谷底，才会慢慢变好。His destination was Chobham Common, a long way from his Cotswold home.他的目的地是乔伯姆公地，那里和他在科茨沃尔德的家离得很远。She was afraid in a way that was quite ...
Objective : To study the importance of conser operations for tubal pregnancy in ectopic pregnancy.目的: 探讨保留输卵管手术在异位妊娠要求保留生育能力患者治疗中的重要性.Can the person of ectopic pregnancy still be pregnant?宫外孕的人还能怀孕 吗 ?Objective To discus...