The interfacial diffusion of microemulsion membrane controled extraction process.动力学研究表明提取过程的速控步骤为微乳液膜界面扩散过程.OBJECTIVE : To optimize the extraction process of amygdalin in apricot kernel.目的: 研究苦杏仁中有效成分苦杏仁苷的最佳提取条件.Conclus...

The result of protracting the flowchart of box product showed theoretical flowchart agreed with practices.通过绘制盒形制品流程图,表明理论流程图跟实际是一致的....

attract的现在进行时为：attracting...

vt.吸引，诱惑，引起…的好感（或兴趣）vi.具有吸引力，引人注意...

protract的反义词有：curtaill, shorten, shorten。vt.protract的反义词（延长;拖长）：curtaill, shorten。protract的反义词（其他释义）：shorten。...

contractile的音标：contractile的英式发音音标为：[kən'træktaɪl]contractile的美式发音音标为：[kən'træktəl, -ˌtaɪl]...

...the carcass of a rusted tractor.一辆生锈的拖拉机残骸Our tractor is out of order.我们的拖拉机坏了。The clanking tractor went along , shooting smoke out of its belly.拖拉机铿铿地开了过去, 从车肚里喷出烟来.A sprayer hooked to a tractor can spray five gallon...

protracts的音标：...

"Third World" is an abstraction, a form of shorthand.“第三世界”是个抽象概念，是一种简称。The latter arises from abstraction of the somewhat lesser activated C - H bond in the dioxolane.后者是由二氧杂环戊烷中活化较弱的C -H 键离解而产生的.Is it worth fighting a ...

retract的近义词/同义词有：cancel, repeal, revoke, withdraw, annul, recall, rescind, cancel, withdraw, recall, repeal, rescind, annul, invalidate, revoke。vt.retract的近义词（撤回;撤销）：cancel, repeal, revoke, withdraw, annul, recall, resci...

extractable的音标：extractable的英式发音音标为：[ɪks'træktəbl]extractable的美式发音音标为：[ɪk'stræktəbəl]...

attractant的音标：attractant的英式发音音标为：[ə'træktənt]attractant的美式发音音标为：[ə'træktənt]...

detract的现在完成时为：detracted...

v.撤回或撤消( retract的现在分词 )，拒绝执行或遵守，缩回，拉回...

This wet area also attracts frogs, toads and newts.这片潮湿地区也吸引了青蛙、蟾蜍和蝾螈一类的生物。Even here a red Lamborghini Diablo sports car attracts covetous stares.即便在这儿，兰博基尼的红色迪亚博罗跑车也会招来垂涎的目光。Anything with strong gravity attracts other t...

The manufacturers appear to have underbid the contracts by a wider margin than usual.厂家对合同投的标似乎较一般低得太多....the rush for contracts.争先恐后签约These statutes often make the contracts void andthe parties involved to various penal...

These revelations should not detract from his achievements.不应该因暴露出来的这些事而贬低他的成就.The risk does not detract from Nixon's courage in running it.危险无损于尼克松甘冒风险的勇气.Do they detract from the clarity of the articles?他们是否有损于文章的...

extractible的音标：extractible的英式发音音标为：[ɪkst'ræktəbl]extractible的美式发音音标为：[ɪkst'ræktəbl]...

retracting的音标：retracting的英式发音音标为：[rɪt'ræktɪŋ]retracting的美式发音音标为：[rɪt'ræktɪŋ]...

n.（对昆虫等动物具有诱惑力的）引诱剂，引诱物...

abstractly的音标：abstractly的英式发音音标为：['æbstræktlɪ]abstractly的美式发音音标为：['æbstræktlɪ]...

contract for service的音标：contract for service的英式发音音标为：[kən'trækt fɔ: 'sɜːvɪs]contract for service的美式发音音标为：['kɑnˌtrækt fɔr 'sɝvɪs]...

随境转移...

He hesitated and added , the muscles of his face contracting whitely.他一脸的肌肉在皱缩发白,一面吞吞吐吐地接下去说.His insides contracting , Chicken George sat mutely.查坎·乔治内心感到抽缩, 一言不发地坐着.Their foreign markets are contracting.他们的国外市场越来越小了....

vi.贬低，减损vt.转移（注意等）...

abstraction的音标：abstraction的英式发音音标为：[æb'strækʃn]abstraction的美式发音音标为：[æb'strækʃən, əb-]...

协同收缩...

Subtract four from nine and you have five.九减四得五.The little girl has begun to learn to add and subtract.这小女孩已在学做加减法了.If you subtract 6 from 9, you will have 3.九减六等于三....

distraction的复数形式为：distractions...

The bathroom is ventilated by means of an extractor fan.这个浴室使用抽风扇通风。He makes fresh orange juice with an electric extractor.他用电动榨汁机榨取新鲜的橙汁.The inspector asked the restaurant to replace the filter on the air extractor.监察员要...