of the essence怎么读？

绝对需要的，不可缺少的，极重要的...

Speed was of the essence in a project of this type.对于这种项目来说，速度至关重要。Speed is of the essence in successfully containing a biological warfare attack.要想成功地扼制生物战袭击,速度十分重要.For many applications, speed is of the essence.对于许多应用软...

imprecation的音标：imprecation的英式发音音标为：[ˌɪmprɪ'keɪʃn]imprecation的美式发音音标为：[ˌɪmprɪ'keʃən]...

trousers的近义词有：jeans, pants, slacks, shorts, trousers。下面这些名词均含有"裤子"的含义：jeans：指劳动布裤或牛仔裤。pants：常用词，在美国，泛指各类裤子，在英国指衬裤或短裤。slacks：美国指比较宽松的便裤，英国人指妇女外面穿的长裤。 shorts：指短裤或裤衩。trousers：指长裤，用于较正式场合。...

疟后神经机能病...

vt.装椽于（rafter的现在分词形式）...

n.分娩，生产...

scarf的现在完成时为：scarfed...

cosmetics的音标：cosmetics的英式发音音标为：[kɒz'metɪks]cosmetics的美式发音音标为：[kɒz'metɪks]...

n.能力( ability的名词复数 )，力量，智慧，天资...

n.移植，嫁接，渎职，贪污，受贿vt.移植，嫁接，接枝，贪污，用嫁接法种植vi.移植，贪污，受贿，嫁接...

surface的现在进行时为：surfacing...

The infra - red spectra of quinones present a number of interesting features.醌类的红外光谱具有一些有趣的性质.Ethylene and trans - dichloroethylene are both inactive in the infra - red in this region.乙烯和反式二氯乙烯在红外光谱的这个区域都无活性.Infra - red ...

ICAM - 1 may play important roles in myocardial ischemia - reperfusion injury after CPB.ICAM -1 在CPB后心肌缺血再灌注损伤中起重要作用.Asarinin could also decrease the level of ICAM - 1 and VCAM - 1 in the allografts.CsA组 、细辛脂素组和混合药物组移植心局...

Her anxiety about the world was amplifying her personal fears about her future.她对世界的忧虑加剧了她对自己未来的恐惧。Hearing devices help improve communication by amplifying sound.助听系统通过放大声音来改善交流.Of an electronic circuit or device; having...

forfeit的音标：forfeit的英式发音音标为：['fɔ:fɪt]forfeit的美式发音音标为：['fɔrfət]...

unbend的第三人称单数（三单）为：unbends...