Karen complained of hyperactivity and rest-lessness.卡伦诉说自己有多动、焦躁不安的问题。My youngest son has a problem of hyperactivity.我最小的儿子有多动症。Many children have a wheat intolerance which can cause hyperactivity.许多小朋友是因为无法忍受小麦而致引起过动的....

A dentist may decide to extract the tooth to prevent recurrent trouble.牙医可能会决定拔掉那颗牙，以免反复发作。This type of surgery could even be used to extract cancerous growths.这种外科手术甚至可以用来切除癌性肿瘤。Blend in the lemon extract, lemon peel an...

practicalities的音标：...

actuate的一般过去时为：actuated...

interaction的音标：interaction的英式发音音标为：[ˌɪntər'ækʃn]interaction的美式发音音标为：[ˌɪntɚ'ækʃən]...

The somewhat acid flavour is caused by the presence of lactic acid.这种微酸的味道是因为含有乳酸造成的。Lactic acid is an important organic acid of industrial importance.乳酸是一种具有重要工业价值的有机酸。Acid production of lactic acid bacteria is sufficie...

retract的现在完成时为：retracted...

tact的音标：tact的英式发音音标为：[tækt]tact的美式发音音标为：[tækt]...

action的复数形式为：actions...

extracter的音标：extracter的英式发音音标为：[ɪkst'ræktər]extracter的美式发音音标为：[ɪkst'ræktər]...

factoring的音标：factoring的英式发音音标为：['fæktərɪŋ]factoring的美式发音音标为：['fæktərɪŋ]...

n.抽象( abstraction的名词复数 )，抽象，抽象概念，抽象化...

exact的一般过去时为：exacted...

n.合同，契约，协议...

Many factories are so antiquated they are not worth saving...很多工厂过于陈旧落后，已不值得挽救。Plenty of foreign firms have set up factories here.很多外国公司已在这里开办工厂。Food processing companies haul crops directly from fields and orchards to t...

All those three books are compacted and compressed into one book.那三本书的内容全都压缩进一本书了。Heat and lack of rain have compacted the soil.高热少雨使土壤固结.The old snow has compacted into the hardness of ice.雪堆积日久而凝固如冰....

Bactericide Chemical compound which has the property of killing bacteria.杀菌剂具有杀死细菌作用的化合物.Ozone is a broad - spectrumand high - performance bactericide.臭氧是公认的广谱、高效杀菌剂.Activity of compound bactericide is determined by biol...

bacterial的音标：bacterial的英式发音音标为：[bæk'tɪərɪəl]bacterial的美式发音音标为：[bæk'tɪərɪrl]...

n.阳起石...

n.分包，转包v.（将大工程）转包，分包( subcontract的现在分词 )，制定[履行]转包...

lactalase的音标：lactalase的英式发音音标为：['læktəleɪs]lactalase的美式发音音标为：['læktəleɪs]...

galactoplerosis的音标：galactoplerosis的英式发音音标为：[ɡælæk'təplrɒsɪs]galactoplerosis的美式发音音标为：[ɡælæk'təplrɒsɪs]...

exact的近义词有：accurate, exact, precise, right, true, correct。下面这些形容词均含"准确的，正确的"的含义：accurate ：指通过谨慎的努力达到符合事实或实际，侧重不同程度的准确性，与事实无出入。exact ：着重在质与量方面的准确，语气比accurate强。precise ：侧重极端准确，更强调细节的精确无误。right ：使用广泛，可与这些词中的correct换用，但常暗示道德...

factors的音标：...

Campylobacter的音标：...

Objective To find an easy and effective method for the storage of campylobacter.目的探索一种简单、方便、有效的弯曲菌菌种保存方法.Mucosal immune response of the mice to formalin - treated Campylobacter jejuni, CJ - S 131 , was effectively induce...

细趾蛙科，细趾蟾科...

A vicious price war between manufacturers has cut margins to the bone.制造商之间的恶性价格战已将利润削减到了最低。Many manufacturers have policies to protect themselves against blackmailers.许多厂家都购买了保险，以防遭到敲诈。Manufacturers must list ingredient...

n.内缩醛...

The services are attractively priced and are tailored to suit individual requirements.服务费价格诱人且内容按个人需求量身定制。Dress neatly and attractively in an outfit appropriate to the job.着装要整洁美观，适合于这份工作。Set out the cakes attractively, ...