苍术酮...

extract的现在完成时为：extracted...

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....

extract的现在进行时为：extracting...

n.苍术烯...

[经] 合同有效期限...

What may be done to reduce the influence of intractable opponents?能做些什么来减少那些难缠的反对者的影响呢？It emerged as the most intractable issue of our era.它成了我们时代最难解决的问题.The economy still faces intractable problems.经济仍然面临着一些棘手的问题。...

contracts的音标：...

A cat retracts its claws.猫缩进它的爪子.The split graph is given endomorphism images are retracts.给出了任意自同态像图都是收缩核的分裂图的结构.The nose unit is twin - wheeled and retracts rearward.前鼻单元是双轮并向后收起....

There're two abstracts on the wall.墙上挂着两幅抽象派画.Databases of abstracts would eventually become redundant.文摘数据库最终将成为多余.This machine abstracts salt from sea water.这台机器能从海水中提炼盐....

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cocontraction的音标：cocontraction的英式发音音标为：[kəʊkənt'rækʃn]cocontraction的美式发音音标为：[koʊkənt'rækʃn]...

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

A totally hypothetical high - speed , Metalclad carrier . The control car retracts into hull to lower wind resistance.一架设想中的 高速 全金属硬式飞艇,为了降低阻力,控制仓能够缩进蒙皮中.The split graph is given endomorphism images are retracts.给出了任意自同态...

hydroextractor的音标：hydroextractor的英式发音音标为：['haɪdrəʊɪks'træktə]hydroextractor的美式发音音标为：['haɪdroʊɪks'træktə]...

abstractness的音标：abstractness的英式发音音标为：[æbst'ræktnɪs]abstractness的美式发音音标为：[æbst'ræktnɪs]...

同时萃取...

A pair of jewelled earrings will liven up this dress without detracting from its simplicity.一对宝石耳环会让这件礼服更出彩而又不失简洁。...

His painting went through both representational and abstract periods.他的绘画经历了具象风格和抽象风格两个阶段。Money was a commodity she never thought about except in the abstract.钱对她来说就是个抽象的东西，她从不去想钱。In the exhibition, abstract paintings ar...

The timing of the minister's visit, however, could somewhat detract from the goodwill it's supposed to generate.但是，部长访问的时间安排不当，可能会使访问的善意不能得到有效传达。The publicity could detract from our election campaign.这些宣传报道可能会有...

electric traction line的音标：electric traction line的英式发音音标为：[i'lektrik 'trækʃən lain]electric traction line的美式发音音标为：[ɪ'lɛktrɪk 'trækʃən laɪn]...

adj.萃取的v.提取( extract的过去式和过去分词 )，（费力地）拔出，选取，获得...

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]...

gravitational attraction的音标：...

The major box office attraction was, of course, the inimitable Peter Hunningale.无人能比的彼得·亨宁格尔自然是主要的票房吸引力所在。The centre of attraction was Pierre Auguste Renoir's oil painting.最吸引人注意的是皮埃尔·奥古斯特·雷诺阿的油画。His love for her wa...

微型拉钩...

Tom admits that playing video games sometimes distracts him from his homework.汤姆承认玩电子游戏有时会使他无心做作业。I'm bored with bridge, but golf still distracts me.我已经玩厌了桥牌, 但是还喜欢玩高尔夫球.That kind of thing distracts us and keeps us ...

distract的第三人称单数（三单）为：distracts...

METHODS: Its optimal extractive condition was found by right - cross test.方法: 用正交试验法得到最佳提取条件.Extractive distillation is an important separation process in chemical industry.萃取精馏是化学工业中重要的分离方法之一.Extractive industry, howeve...

It also has a tea extracter as alternative.此外并备有可以替代上述提取器的茶提取器....