There can be important consequences of activation or deactivation.在这里可能有活化或钝化的重要结果.This process is endothermic with rapid carbon deposition and deactivation of the catalyst.此过程是吸热的,同时很快发生碳积沉并使催化剂活性减低.The methods of regen...

divide的第三人称单数（三单）为：divides...

adj.无表情的，无意义的...

Such petty - bourgeois individualists always look coldly from the side - lines at the people's cause.这种小资产阶级个人主义者对人民的事业总是抱着冷眼旁观的态度.Midwesterners are straightforward and unpretentious, with a reputation as resolute i...

West Africa was the pivot of the cocoa trade.西非是可可豆贸易的中心。The pedal had sheared off at the pivot.踏板在枢轴处断裂了。Forming the pivot of the exhibition is a large group of watercolours.整个展览的重点是一大组水彩画。...

The spray quality is improved when the relative speed and length of indent chamber increase.随著缩进长度增大,雾化质量明显变好.And the relative speed value is less than 2 % by the engine speed regulator.和相对速度值小于2%的发动机转速调节....

revive的第三人称单数（三单）为：revives...

The nondescript bacteria were responsible for the infectivity of the filtrate.这种滤液的侵染性应归之于不能描述的细菌.The infectivity and other properties of viruses can be assayed by several methods.病毒的传染性及其它性质可通过几种方法鉴定.Viruses do not loos...

iterative的音标：iterative的英式发音音标为：['ɪtərətɪv]iterative的美式发音音标为：['ɪtəˌreɪtɪv]...

rival的复数形式为：rivals...

lixiviate的现在进行时为：lixiviating...

消散的...

frivol的音标：frivol的英式发音音标为：['frɪvəl]frivol的美式发音音标为：['frɪvəl]...

加拿大土著居民；加拿大印第安人（或因纽特人、米提人）...

adv.本能地...

n.除数，分水设备，因子...

subdivide的一般过去时为：subdivided...

gingivitis的音标：gingivitis的英式发音音标为：[ˌdʒɪndʒɪ'vaɪtəs]gingivitis的美式发音音标为：[ˌdʒɪndʒə'vaɪtɪs]...

Ivan的音标：...

adv.争着...

estivation的音标：estivation的英式发音音标为：[ˌestɪ'veɪʃən]estivation的美式发音音标为：[ˌestə'veɪʃən]...

short-lived的反义词有：agelong。adj.short-lived的反义词（短暂的;无常的）：agelong。...

Better not tangle with the censors. They're very vindictive.最好别和检查员发生冲突，他们可爱记仇了。He accused her of being vindictive.他指责她存心报复。I don't like Kevin — he's got a nasty vindictive streak in him.我不喜欢凯文——他报复心太重,叫人讨...

shivers的音标：...

living的反义词有：dead。adj.living的反义词（活的;生动的）：dead。...

restorative的复数形式为：restoratives...

Harvard's ivied edifices ( Joseph P. Kahn )哈佛大学中常春藤覆盖的大楼 ( 约瑟夫P. 卡恩 )...

elective的复数形式为：electives...

These topics need to be treated not just descriptively.这些题目需要论述而不是简单的叙述.Systemic - Functional linguistics aims to provide a taxonomy for sentence a means of descriptively classifying particular sentences.系统功能语言学的目标是为句子提供...

imperatives的音标：imperatives的英式发音音标为：[ɪm'perətɪvz]imperatives的美式发音音标为：[ɪm'perətɪvz]...