Brass is an alloy of copper and zinc.黄铜是铜锌合金。The worker worked in a little copper with the alloy.工人在合金里搀了一点铜.This is not pure gold ; there is some alloy in it.这不是纯金, 里面混有杂质....
Remove of iron from sulfuric acid leaching solution of ferrochromium alloy by goethite is researched.研究了用针铁矿法从铬铁合金硫酸浸出溶液中除铁并回收铬.Some martensite like bainites such as crossed type and midrib type in the alloy were investi...
Hormone replacement therapy is very important and should be instituted early.激素替代治疗非常重要，应该及早开始。Replacement parts couldn't be found for love or money.替换零件怎么都找不到。Sending a replacement jet would have been uneconomic.当时...
His voice was harsh as he enunciated each word carefully.他一字一顿，听上去很生硬。She's got a great voice and is singing better than ever.她的嗓音非常好，现在的唱功比以往任何时候都要好。It was just an ordinary voice, but he sang in tune.他声音很一般，但唱得都在调子...
他们签订了一项协议，将中东瓜分为几个势力范围。They signed an agreement that parcelled out the Middle East into several spheres of influence.先生，他们两个打算等您本人离开后瓜分这个企业。They mean to share the business between them, after you yourself are gone, Sir.帝...
A number of recent variations have further demonstrated the utility of the 1, 3 - dithiane system.几种最近的变体进一步阐明了1, 3- 二硫杂环已烷体系的用途.The salesperson demonstrated a new washing machine.推销员当众演示新式洗衣机的优点。The feasibilities of sma...
王冠上镶嵌着稀世珍宝—有钻石、红宝石、绿宝石。The crown was set with precious jewels—diamonds, rubies and emeralds.她戴着一枚红宝石小耳环.She is wearing a small ruby earring.这些晶体是天然存在的,人们称之为红宝石.These crystals occur in nature and are the gems known as rub...
LEONA : Wow ! Can I listen to that story instead, Mommy?喔! 妈妈,我能不能也听那个故事呀?I thought, 'Wow, what a good idea'.我想：“哇，多好的主意呀。”Wow!Come and feast your eyes on this birthday cake!哇！快来欣赏一下这个生日蛋糕！Liz: Wow! He did a ha...