By 1978, in the USA, the use of CFCs in aerosol propellants was banned.美国自1978年起禁止在喷雾剂压缩气体中使用含氯氟烃。This law closely resembles that obtained with conventional propellants.这种规律非常类似于用普通推进剂所得出的规律.The lighter version used liqu...

Be assertive and spell out exactly how you feel.要自信点儿，把自己的感受讲清楚。I never have to spell out my first name.我从不需要将我的名拼读出来。Can you spell out this word in the manuscript?你能认出手稿中的这个字 吗 ?...

The optimum design of the controller of compound active noise cancellation earmuff is discussed.探讨了复合式有源消声耳罩的控制器的优化设计方法.We need at least 24 hours' notice of cancellation.如欲取消，请至少提前24小时告知。The cancellation of the foot...

bellend的音标：bellend的英式发音音标为：['belənd]bellend的美式发音音标为：['belənd]...

v.美化( embellish的过去式和过去分词 )，装饰，修饰，润色...

n.告别，欢送，欢送会，告别辞int.再见，再会，一路平安adj.告别的，送行的...

shellfish的复数形式为：shellfishes...

biosatellite的音标：biosatellite的英式发音音标为：[bi:əʊzə'telaɪt]biosatellite的美式发音音标为：[bioʊzə'telaɪt]...

He cancelled many unnecessary words in his manuscript.他把原稿上许多多余的词删掉。...cancelled stamps.盖销（邮）票In recasting, the experiences of all ancestors are cancelled out founded upon extreme opposites.在重铸中, 所有祖先的经历将根据相对极性被彼此中和取消.Th...

adj.扇状的，扇形的...

[电] 毫马...

belles的音标：...

The quota system was modelled on those operated in America and continental Europe...该配额制度是仿照美国以及欧洲大陆国家的同类制度制定的。He’s modelled a unicorn in wax.他用蜡制作了一个独角兽。The famous figure was modelled by the students.这位著名的人物受到学生们的崇拜.Som...

...her pellucid blue eyes...她清澈的蓝眼睛pellucid prose易懂的散文After reading these stodgy philosophers, I find his pellucid style very enjoyable.在阅读这些乏味的哲学家, 我觉得他的透明风格非常愉快....the warm pellucid water.温暖清澈的水She has a pair of pelluc...

Most media coverage disapproves of the travellers' lifestyle and values.大多数媒体报道都不赞成那些旅行者的生活方式和价值观。Britain has warned travellers to exercise prudence and care.英国已经警告游客要谨慎小心。Travellers need to keep their wits about th...

n.城主之阶级（职位、辖区）...

n.瓣鳃类（如蚌，牡蛎，干贝等）...

Intellectuals should be esteemed.知识分子应受到尊重....a few dozen intellectuals who've been critical of the regime...几十名一直批判该政权的知识分子The country's intellectuals are also being taken to task for their failure to speak ou...

aquarelle的音标：aquarelle的英式发音音标为：[ækwə'rel]aquarelle的美式发音音标为：[ækwə'rel]...

For ten years she dwelled among the nomads of North America.她在北美游牧民中生活了十年。Paul began to do the work after he dwelled on its procedure.保罗考虑了程序之后,开始做那项工作.Shaver even claimed to have dwelled with the inner Earth people.Shav...

裂壳孢科...

adj.（位于或发生于）细胞外的...

n.黄河...

供料口...

凯林酮...

n.斜方砷铁矿...

n.旅行者，旅客，[机]移动式起重机，[船]（铁杆或缆索上的）活环，带有活环的铁杆...

We need at least 24 hours' notice of cancellation.如欲取消，请至少提前24小时告知。The cancellation of the football match really ticked him off.足球赛的取消真把他给气坏了.Heavy seas can cause cancellation of ferry services.海上风浪太大,可能须要取消渡轮服务....

What is anaemia of sex of cellule low pigment?什么是小细胞低色素性贫血?...

yellow的近义词/同义词有：Siamese, Mongoloid, Thai, Laotian, Oriental, Cambodian, Chinese, Mongolian, Vietnamese, Asiatic, spineless, one's, lily-livered, timid, pusillanimous, frightened, wimpy, afraid, fearful, timorous, ch...