concern的一般过去时为：concerned...

becomes的音标：...

Hydrocarbons ( HC ), like carbon monoxide, represent unburned and wasted fuel.碳氢化合物 ( HC ) 像一氧化碳一样, 为未燃尽的和被浪费掉的燃料.On occasion, convulsions may be associated with HC.偶而,猪瘟可伴发痉挛.The spilled liquid gasoline quickly evaporat...

disinfector的音标：disinfector的英式发音音标为：[ˌdɪsɪn'fektə]disinfector的美式发音音标为：[ˌdɪsɪn'fektə]...

staphylococcus的复数形式为：staphylococci...

carousel的音标：carousel的英式发音音标为：[ˌkærə'sel]carousel的美式发音音标为：[ˌkærə'sɛl, -'zɛl]...

astrotracker的音标：astrotracker的英式发音音标为：['æstrəʊtrækər]astrotracker的美式发音音标为：['æstroʊtrækər]...

fossick的第三人称单数（三单）为：fossicks...

She leaned forward to scrutinize their faces.她探身向前，端详他们的面容。Her purpose was to scrutinize his features to see if he was an honest man.她的目的是通过仔细观察他的相貌以判断他是否诚实。MPs may lack the necessary expertise to scrutinize legislation ...

...an occasional wisp of white cloud.偶尔出现的一缕白云Fifth Avenue, save for an occasional cab or foot passenger, was bare.第五大道上, 除了偶尔有辆公共马车或者有个步行的过路人之外, 已经空空荡荡.The street slept in darkness,aside from the occasional twinkling of...

Objectives : To analysis the cause of uterine laceration with Micheal Stark Caesarian Section.目的: 回顾性分析新式剖宫产术的临床资料,解析子宫切口撕裂的原因.The probable cause of his death is traceable to an incident in 1724...他的死亡很可能是由 1724 年的一起事件造成...

n.阴极接地放大器，阴极跟随器...

nickname的音标：nickname的英式发音音标为：['nɪkneɪm]nickname的美式发音音标为：['nɪkˌnem]...

We chatted over tea and scones.我们一边喝茶吃烤饼一边聊天。...buttered scones.抹过黄油的烤饼scones and jam with clotted cream夹有凝脂奶油和果酱的烤饼...homemade scones capped with cream.涂有奶油的自制烤饼She makes scones and cakes for the delectation of visitors...

strict的近义词有：rigid, strict, rigorous。下面这些形容词均含"刻板的，严格的"的含义：rigid：指没有灵活性、机动性。strict：指在行为规则上要求严格。rigorous：侧重指严格到毫不宽容的地步。...

vt.讨论，谈论，论述，详述，商量...

hyraceum的音标：hyraceum的英式发音音标为：[haɪərɪ'si:əm]hyraceum的美式发音音标为：[haɪərɪ'siəm]...

educative的音标：educative的英式发音音标为：['edjukətɪv]educative的美式发音音标为：['ɛdʒəˌketɪv]...

...the lifting of restrictions on political parties and the news media...取消对政治党派和新闻媒体的限制Consumer advocacy groups are not so enthusiastic about removing restrictions on the telephone companies.保护消费者团体并不热衷于取消对电话公司的限制。The r...

a far cry from的音标：...

n.鲶鱼，鲇（多为淡水鱼）...

梭头鱼科，光头鱼科...

n.提出令人为难的问题的人...

Two main glacial epochs affected both areas during the last 100 million years of Precambrian times.在前寒武纪的最后1亿年中，两个主要的冰川时期对两个地区都产生了影响。Great men, like great epochs, are explosive material in whom tremendous energy has been...

mystic的音标：mystic的英式发音音标为：['mɪstɪk]mystic的美式发音音标为：['mɪstɪk]...

effect的一般过去时为：effected...

n.斗篷，宽大外衣...

obscure的反义词有：clear, obvious, distinct, evident, splendid, visible, famous, definite, explain, shining, clear, prominent。adj.obscure的反义词（模糊的;不明显的）：clear, obvious, distinct, evident。obscure的反义词（其他释义）：splendid, visible, fam...

v.绕行，巡行，婉转打探( circumambulate的第三人称单数 )...

adj.礼拜仪式的...