Polyurethane elastomers based on glycols ( PEA, PPG PTMG ) , diisocyanate ( TDI ) and chain extender ( E - 300 ) were prepared.以多元醇 ( PEA, PPG,PTMG ),PDI, E300为原料,制备了 PU 弹性体.Polyether - type isocyanate prepolymers are pr...

terminate的近义词/同义词有：conclude, finish, close, end, stop, cease, complete, culminate, conclude, cease, complete, through, abort, close, end, finish, fulfil, stop。vt.terminate的近义词（结束;终止）：conclude, finish, close, end, stop, c...

n.旅行，旅程，游历...

v.连接，使连续( catenate的过去式和过去分词 )...

compassionate的现在进行时为：compassionating...

nominate的现在进行时为：nominating...

腭口线虫病...

The two sides met to put their signatures to a formal agreement.双方聚首签署一份正式协议。1.5 million signatures have been collected.已经收集到150万人的签名。These two signatures are very similar, can you tell them apart?这两处签名非常接近, 你能把它们区分开来 吗 ...

This gaseous impurity is able to bring about metal corrosion and contaminating.这些气相杂质的存在会造成金属材料腐蚀,并污染环境.Untrammelled industrialisation, particularly in poor countries, is contaminating rivers and aquifers.不节制的工业化, 尤其是在穷国...

lancinate的音标：lancinate的英式发音音标为：['lænsɪneɪt]lancinate的美式发音音标为：['lænsəneɪt]...

adv.不动感情地，冷静地，平心静气...

adj.异常的，奇特的，超自然的，不可思议的...

v.卤化...

n.异氰酸盐（或酯）...

discriminate的现在进行时为：discriminating...

obstinate的音标：obstinate的英式发音音标为：['ɒbstɪnət]obstinate的美式发音音标为：['ɑbstɪnət]...

discriminated的音标：...

Many of the indigenous insects are needed to pollinate the local plants.需要很多种土生昆虫给当地植物授粉。They contract their bees out to farmers pollinate their crops.他们还和农家作好约定,然后把蜜蜂送去帮农家的作物授粉.Bees pollinate the flowers so the fruits o...

n.氢氟化作用...

What is happening is an abomination.正在发生的事令人非常反感。She regarded smoking with abomination.她对吸烟深恶痛绝.Abner said solemnly , " all heathen idols are an abomination to the Lord. "艾布纳沉着脸说, “ 一切异教的偶像全是对主的亵渎. ”...

The child's natural way of expressing himself is play...孩子表达自己的本能方法就是玩耍。Or a natural withdash of organic citronella, lavender or tea - tree oil?还是要一种更加天然的,加了有机香茅 、 薰衣草精华或者茶树油的驱蚊剂?It's made from natural ingredie...

vt.弄脏，污染，损害，毒害vi.玷污，毒害，腐蚀（人的思想或品德）adj.〈古〉污染的...

A sweet smell emanates from the earth after ( a ) rain.雨后一种香气从地面发散出来.He emanates sympathy.他流露出同情。He emanates power and confidence.他表现出力量和信心。Noise emanates eucalypt flavor and mixture with the smell of plum, black cherry ...

The light shines on from over there and illuminates the stage.灯光从那边照进来,照亮了舞台.The sun illuminates every corner of the land.阳光普照大地.Ron's example illuminates an everyday occurrence: job rotation tears apart relational ...

He whistled and sang snatches of songs.他吹口哨并唱了几段小曲。Through the open windows snatches of melody float on the night air.乐曲断断续续地从敞开的窗户中飘出,在夜空中回荡.Breaks mutually after once again, first enters snatches seven competes.再度相互破发后...

vi.占支配地位，（数量上）占优势vt.在…中占优势，支配，统治adj.同predominant...

Troops indiscriminately massacred the defenceless population.军队肆无忌惮地屠杀手无寸铁的民众。to sort eggs together indiscriminately把鸡蛋不按等级胡乱归类Ketosis reduces fat indiscriminately, and so do many cost reduction programmes.酮这东西是不分青红皂白什么脂...

hemoagglutination的音标：hemoagglutination的英式发音音标为：[hɪməʊæɡ'lu:tɪneɪʃn]hemoagglutination的美式发音音标为：[hɪmoʊæɡ'lutɪneɪʃn]...

v.使着迷，使极感兴趣( fascinate的第三人称单数 )，慑住…使动弹不得...

n.石榴皮单宁...