retard的现在完成时怎么写？

retard的一般过去时为：retarded...

vt.使减速，妨碍，阻止，推迟vi.减慢，受到阻滞n.减速，阻滞，延迟...

retard的近义词/同义词有：inhibit, curb, arrest, back, check, hinder, detain, keep, impede, delay, back, curb, impede, stay, hinder, arrest, delay, inhibit, detain, damp, check, keep, obstruct。vt.retard的近义词（延缓;妨碍）：inhibit, curb, a...

Numerous and extensive eddy cavities retard the turbulent mixing process.多而大的涡流区延迟了扰动的混合过程.Writing may retard the process of language change under certain conditions.在某些情况下,文字可能延缓语言的变化.All agencies that provoke change an...

Writing may retard the process of language change under certain conditions.在某些情况下,文字可能延缓语言的变化.They also used it for sunburns and to retard the aging process.他们还用它来防治日光灼伤,以及延缓衰老过程.Numerous and extensive eddy cavities reta...

retard的音标：retard的英式发音音标为：[rɪ'tɑ:d]retard的美式发音音标为：[rɪ'tɑrd]...

retard的反义词有：accelerate, accelerate。vt. & vi.retard的反义词（使减速;妨碍）：accelerate。retard的反义词（其他释义）：accelerate。...

retard的现在进行时为：retarding...

retard的第三人称单数（三单）为：retards...

In order to maximize profit the firm would seek to maximize output...为了获得最大利润，这家公司会把产量增至最大。His firm took over the planting and general maintenance of the park last March.他的公司去年3月接管了公园的绿化和日常维护工作。He made a firm decision to...

gladiator的近义词/同义词有：combatant, contender, fighter, contestant, contender, fighter, competitor, contestant, combatant。n.gladiator的近义词（斗士;争辩者）：combatant, contender, fighter, contestant。gladiator的近义词（其他释义）：contender, fighter...

citizen的近义词有：citizen, civilian, inhabitant, resident, native。下面这些名词均含有"居民，公民"的含义：citizen：指拥有某国国籍或有某地区合法身份的人，即公民。civilian：指相对于军人或官员的平民百姓。inhabitant：最普通用词，一般指常住居民。resident：多指长期居住或暂时居住的居民，有时也指旅居者。native：指土生土长的本地居民。...

What is right for us need not be right for others.对我们来说是对的东西，对别人来说未必正确。He told us to get stuffed so we leaned on his kid.他叫我们滚蛋，于是我们威胁他的孩子。I hate it when people accuse us of that.我讨厌别人就那件事指责我们。...

arsenotherapy的音标：arsenotherapy的英式发音音标为：[ɑ:snʌ'θerəpɪ]arsenotherapy的美式发音音标为：[ɑsnʌ'θerəpɪ]...

“珍本”的拼音为：zhēn běn...

hackney的复数形式为：hackneys...

blight的第三人称单数（三单）为：blights...

He doesn’t deign to talk to unimportant people like me.他不肯屈尊和像我这样不重要的人说话。He doesn't deign to talk to unimportant people like me.他不肯屈尊和像我这样不重要的人说话.I fear my Julia will not deign my lines.我担心我的朱莉亚不会欣然接受我的书信.Weatherby ...

“灾星”的拼音为：zāi xīng...

Later in the week, the Kenyans waltzed off with gold medal in the steeplechase.上星期末, 在障碍赛跑中肯尼亚人轻而易举地赢得了金牌....

Limnology The scientific study of freshwater and its flora and fauna.湖沼学:研究淡水及生长在其中的动植物群的科学....

Soybeans are very rich in protein.大豆含有丰富的蛋白质.In Europe, soybeans aren't as common.但是在欧洲, 大豆的情况并非如此.The soybeans bears the climate of Pennsylvania very well.大豆很适应宾夕法尼亚的气候....

n.弹簧锁，弹簧锁钥匙...

The abnormality mitral stenosis was in myocardium, not in the valve.二尖瓣狭窄的病变是在心肌而不是在瓣膜.Valvular heart disease, usually aortic and mitral insufficiency, can complicate a variety of systemic diseases.瓣膜性心脏病, 以主动脉瓣及二尖瓣闭锁不全为...