n.拖拉，牵引力，附着摩擦力...

contract的复数形式为：contracts...

detract的第三人称单数（三单）为：detracts...

attract的反义词有：repel, distract, repel, distract。vt.attract的反义词（吸引;引起）：repel, distract。attract的反义词（其他释义）：repel, distract。...

...when the aircraft's wheels were retracted.当飞机的轮子收起来的时候The eyes are often retracted from dehydration.眼睛常因脱水而凹陷.He made a false confession which he later retracted.他作了假供词，后来又翻供。Now the flaps were fully retracted.现在...

distracts的音标：...

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

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...

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]...

Vast tracts of the country are wild and undeveloped.乡间大片大片的荒地尚未开发。vast tracts of forest大片大片的森林There are tracts of desert in Australia.澳大利亚有大片沙漠....

Total concentration is required with no distractions.要全神贯注，不能有丝毫分神。There are too many distractions here to work properly.这里叫人分心的事太多,使人无法好好工作.I find it hard to work at home because there are too many distractions.我发觉在家里工作...

The struggle would be bitter and protracted.斗争将会艰苦而漫长。The war was protracted for four years.战争拖延了四年.We won victory through protracted struggle.经过长期的斗争,我们取得了胜利....

distractions的音标：...

n.订约人，承包人，收缩物...

subcontracted的音标：...

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...

abstractly的反义词有：concretely。adv.abstractly的反义词（抽象地）：concretely。...

He had unmistakably been waving his flag to attract the referee's attention.他显然一直在挥舞旗子吸引主裁判的注意。Airlines should stand or fall on their ability to attract passengers.航空公司的成败应该取决于它们吸引乘客的能力。The salt marshes and mud flat...

detract的现在进行时为：detracting...

Is approval of subcontracts obtained or notice and consent obtained when required?在需要时能获得分包商的批准或同意文件 吗 ?If, thereafter, their subcontracts are for some reason reduced , such firms can face potentially fixed expenses.如果其后...

n.契约( contract的名词复数 )，婚约，[法律]契约法，行贿...

attract的一般过去时为：attracted...

The same abstracted look was still on his face.他仍是一脸恍惚。He has abstracted the speech.他对讲话作了摘要.Iron is abstracted from ore.铁是从矿石中提炼出来的....

You distract me. I've been distracted since the moment I met you. Because all I can think about is how much I want to kiss you.你害我分心。从遇见你的那一刻起，你就让我分心。因为我的脑海里满满都是想吻你的冲动。When he arrived back, Tigress was cracking melo...

Sometimes one came near to my window, attracted by my light, barked a vulpine curse at me, and then retreated.有时候，一只狐狸被我的灯光吸引住，走近了我的窗于，吠叫似地向我发出一声狐狸的诅咒，然后急速退走。Within moments, he'd attracted an admiring audience.不出片刻，...

n.温顺，易处理，易加工的东西...

abstracted的近义词/同义词有：inattentive, preoccupied, distracted, deaf, lost, unattentive, consumed, thought, unconscious, wrapped, busy, unmindful, rapt, blind, reverie, remote, in, up, inadvertent, insensible, distrait, immers...

tractable的反义词有：intractable, stubborn, intractable。adj.tractable的反义词（驯良的;易处理的）：intractable, stubborn。tractable的反义词（其他释义）：intractable。...

n.拖拉机( tractor的名词复数 )，牵引机，（牵引式挂车的）牵引车，拖车头...

subtract的现在进行时为：subtracting...