Ecologists argue that the benefits of treating sewage with disinfectants are doubtful.生态学家认为用消毒剂处理污水是否有益值得怀疑。Other substances used to prevent disease or infection include disinfectants and germicides.用来预防疾病或感染的其它物质有消毒剂和灭...

Cottonseed meal is deficient in lysine, methionine and leucine.?澍宸廴狈?蛋彼幔0蛋氨酸和亮氨酸.Two mutually exclusive pathways of lysine biosynthesis have been established.现已确定赖氨酸的生物合成有两条相互独立的途径.Large amounts of cystine as well as arg...

Of all the lazy, indifferent, unbusinesslike attitudes to have!这是多么懒惰、冷漠、不敬业的态度！The reply was couched in somewhat unbusinesslike terms.回信的措词有些不合商业常规.It is unbusinesslike to arrive late for meetings.开会迟到不是办正事的态度....

n.肌肽血...

Have you noticed anyone accessing anything unusual on the servers?你是否注意到有人从服务器获得任何不平常的东西?You'll have a customized URL to make accessing your PC a snap.你能自定义的URL为了使你的个人计算机能够被立刻访问.Or more simply: SOAP is a protocol fo...

n.丝棉，毛织的斜纹布...

二苯氯化胂...

businessman的复数形式为：businessmen...

abasing的音标：...

Thousands of firms could go out of business.成千上万个企业可能破产。Some of old newspapers had to go out of business for low sales.有些老的报社由于销量低而倒闭了.The company has made gigantic losses this year, and will probably go out of business....

丝炭煤素质，丝质体...

n.充满气体状态...

The association is advising pregnant women, the very young and the elderly to avoid such foods.协会建议孕妇、儿童和老年人不要食用此类食物。His work as a consul-tant consisted in advising foreign companies on the siting of new factories.作为一名顾问...

Many of them made a point of praising the film's pithy dialogue.他们中很多人特别赞扬了影片精炼的对白。His article praising classical Greek art is just gilding lily.他的那篇高度评价古典希腊艺术的论文真是锦上添花.Elizabethan schoolboys were taught adoxography...

秋水仙脂...

It would be disingenuous to claim that this is great art.称这是艺术瑰宝是言不由衷。It would be disingenuous of me to claim I had never seen it.要说我从未看到过，那就是言不由衷了。It is disingenuous of him to flatter me.他对我阿谀奉承,是居心叵测....

[医] 抗胰蛋白酶...

bursine的音标：bursine的英式发音音标为：[bɜ:'sɪni:]bursine的美式发音音标为：[bɜ'sɪni]...

v.犯罪，犯过错( sin的过去式和过去分词 )...

insinuate的现在进行时为：insinuating...

v.退步( lapse的现在分词 )，陷入，倒退，丧失...

He refused for reasons of conscience to sign a new law legalising abortion.他出于信仰，拒绝签署使堕胎合法化的新法。Most radically, some states are considering legalising the drug completely.最为激进的是, 有些州正在考虑将毒品完全法律化....

n.熔融，熔化...

He started bossing people around and I didn't like what was happening.他开始把别人差来遣去,而我不喜欢他这样.Henry's never so happy as when he's bossing others about.亨利最喜欢对别人发号施令.Larry is on his high horse again, bossing peo...

appeasing的音标：...

n.脱落素，离层素...

chousing的音标：...

蒿素...

v.（使）进步， （使）进行( progress的现在分词 )，改进，进展，（时间上）推移...

n.购买，采购v.购买( purchase的现在分词 )，购买东西...