That maths exam I took was a regular brain drain.绞尽脑汁的数学测验,我真是绞尽了脑汁.There is a major brain drain from China to other countries.中国的很多人才外流到国外.This company experienced a serious brain - drain in the competition.在竞争中,这家公司人才流...
OPEC production is holding at around 21.5 million barrels a day.石油输出国组织的石油产量保持在每天约2,150万桶。The agreement sets the ceiling of twenty-two-point-five million barrels a day on OPEC production.协议规定，欧佩克每天的原油产量不得超过22,500,000桶。Th...
They can't even say "good morning" or pass the time of day.他们甚至不会说“早上好”或打声招呼。Without particular interest and just to pass the time, I read a story.我读了一篇故事，并非有什么特别的兴趣，仅仅为了消遣。Although I spoke to him a number of times,...
他们或许讨厌他的营生，但他们要想活下来必须依靠他。They may hate what he does but their survival depends on him.父母亲最想知道的是：孩子能活下来吗？The first thing parents want to know is: will the baby survive?他活下来的概率非常小。The odds against him surviving are incredi...
他们跪下并磕头.They went down on their knees and kowtowed.无数善瘌痢头信女们在磕头祈祷.Numous devout men and women are kowtowing and praying.许多信男信女在磕头、祈祷.Numerous devout men and women are kowtowing and praying....
通过微囊化技术 、 外包及混合造粒都可以提高CNN的稳定性.By microencapsulation, envelopment and mixing granulation, the stability of the CNN can be improved.用高压静电成囊装置制备藻酸钠 - 多聚赖氨酸 - 藻酸钠 ( APA ) 微囊化细胞.Alginate - polylysine - alginate ( APA ) microe...