expound的第三人称单数（三单）为：expounds...

Speckled quails rustled in the underbrush.鹌鹑在矮树丛里沙沙作响.The trail was steep and thick with underbrush.那条小路非常陡峭，而且长满了灌木丛。A flashlight beam probed the underbrush only yards away from their hiding place.一束手电筒的光束在离他们的藏身之地只有几码远...

opportunists的音标：...

n.阴间，地狱，下流社会，（地球另一面的）对跖点，地球...

unjust的反义词有：just, candid, just, right, righteous。adj.unjust的反义词（不公平的;不正当的）：just。unjust的反义词（其他释义）：candid, just, right, righteous。...

n.空白，空隙，腔隙，缺陷...

disunity的音标：disunity的英式发音音标为：[dɪs'ju:nəti]disunity的美式发音音标为：[dɪs'junɪti]...

gunman的音标：gunman的英式发音音标为：['gʌnmən]gunman的美式发音音标为：['ɡʌnmən]...

expunge的音标：expunge的英式发音音标为：[ɪk'spʌndʒ]expunge的美式发音音标为：[ɪk'spʌndʒ]...

She playfully rubs suntan lotion on his neck.她开玩笑地把防晒露擦到他脖子上。Where have you been to get that suntan?你上哪儿去了，晒得黑黑的？She wore a while T - shirt to show off her suntan.她穿了一件白色 T 恤以显示其晒黑的肌肤....

The fundamentals of inorganic chemistry are very important.无机化学的基础很重要.Of course, this comfortable assurance refers only to fundamentals.当然, 这种惬意的断言只是指基本的原则.Two of the fundamentals of the physical processes of earth mater...

unleash的现在进行时为：unleashing...

adj.未做完的，未完成的，未润饰的，未整理的...

免疫监视作用...

adj.免疫学的...

regional variations in pronunciation发音的地区差异She gave the word its French pronunciation.她读出了该词的法语发音。The wrong pronunciation of the word is sanctioned by public usage.人们接受了这个字的错误读法,因为大家都这样念.Bad pronunciation is a liability ...

The camera combines rugged reliability with unequalled optical performance and speed.这款相机既坚固耐用，又有超凡的光学性能和快门速度。This record figure was unequalled for 13 years.这项纪录保持了13年，无人能破。an unequalled record of success空前的成功纪录...

understood的音标：understood的英式发音音标为：[ˌʌndər'stʊd]understood的美式发音音标为：[ˌʌndɚ'stʊd]...

adj.不公平的，非正义的，不讲信用的...

adj.不受（某政策、做法、团体等）约束的，未做承诺的，未遂的，未被监禁的...

He is a very underrated poet.他是一名才华被严重低估的诗人。He underrated the seriousness of William's head injury.他低估了威廉头部伤势的严重性。He's seriously underrated as a writer.他是被严重低估的一位作家。The most important and underrated Alpine wine...

stunt的一般过去时为：stunted...

launch的一般过去时为：launched...

unravel的现在进行时为：unravelling...

foreground的现在进行时为：foregrounding...

In contrast to immunologic tolerance, immunodepression is nonspecific.与免疫耐受相反, 免疫抑制是非特异性的.Objective : To study the counteraction of melatonin ( MT ) on the immunodepression induced by cyclophosphamide ( CY ) and dexameth...

v.创办，成立，建立( found的第三人称单数 )...

n.免疫细胞...

undergo的现在进行时为：undergoing...

underdeveloped的音标：underdeveloped的英式发音音标为：[ˌʌndədɪ'veləpt]underdeveloped的美式发音音标为：[ˌʌndərdɪ'veləpt]...