In there compounds, the cyclopentadiene ring has only four hydrogens.在这些化合物里, 环戊二烯环只有4个氢.The cyclopentadiene is prepared by the thermal cracking of dicyclopentadiene.以热裂解双环戊二烯的方法制备环戊二烯.The chemistry of cyclopentadiene or...

cyclopentanone的音标：cyclopentanone的英式发音音标为：[saɪkləʊ'pentənəʊn]cyclopentanone的美式发音音标为：[saɪkloʊ'pentənoʊn]...

In low temperature, reaction of ketone with sodium acetylide synthesized 1 - ethynyl - 2,3, 4,5 - tetramethyl - 2 - cyclopentene - 1 - ol; 1,2 - diphenyl - 2 - hydroxy - 3 - butine - 1 - one; 3,4 - diphenyl - 1,5 - hexad...

encyclopaedic的音标：encyclopaedic的英式发音音标为：[enˌsaɪklə'pi:dɪk]encyclopaedic的美式发音音标为：[ɪnˌsaɪklə'pidɪk]...

环聚烯烃...

glyclopyramide的音标：glyclopyramide的英式发音音标为：[ɡlaɪklə'paɪrəmɪd]glyclopyramide的美式发音音标为：[ɡlaɪklə'paɪrəmɪd]...

电子注开关管...

环戊稠全氢化菲...

n.环戊烷...

adj.百科辞典的，渊博的...

methylenecyclopentadiene的音标：methylenecyclopentadiene的英式发音音标为：['meθɪlnəsaɪkləʊpentæd]methylenecyclopentadiene的美式发音音标为：['meθɪlnəsaɪkloʊpentæd]...

n.百科全书编纂作者...

The clip - clop of the horse's hooves faded away into the distance.得到的马蹄声渐渐远去.The clip - clop of horses'hooves came closer and stopped right front of the inn.嘀嘀哒哒的马蹄声越来越近就停在小店门前.The streets were silent except f...

adj.如百科辞典的，百科全书式的...

环磷酰胺...

encyclopaedias的音标：...

cyclopentanol的音标：cyclopentanol的英式发音音标为：[saɪkləʊ'pentənɒl]cyclopentanol的美式发音音标为：[saɪkloʊ'pentənɒl]...

I didn't know you were so encyclopaedic.我还不知道你竟是这样渊博....an almost overwhelmingly encyclopaedic volume.几乎包罗万象的卷册The study of taxonomy must necessarily involve the amassing of an encyclopaedic knowledge of plants.分类学研...

n.百科全书，百科辞典...

cyclopean的音标：cyclopean的英式发音音标为：[saɪkləʊ'pɪən]cyclopean的美式发音音标为：[saɪkloʊ'pɪrn]...

内旋转隐斜...

cyclopropene的音标：cyclopropene的英式发音音标为：[saɪkləʊ'prəʊpi:n]cyclopropene的美式发音音标为：[saɪkloʊ'proʊpin]...

cyclopropyl的音标：cyclopropyl的英式发音音标为：[saɪkləʊ'prɒpɪl]cyclopropyl的美式发音音标为：[saɪkloʊ'prɒpɪl]...

adj.百科全书的，广博的...

anisocycloplegia的音标：anisocycloplegia的英式发音音标为：[ænɪsəsaɪkləp'li:dʒə]anisocycloplegia的美式发音音标为：[ænɪsəsaɪkləp'lidʒə]...

n.外旋转隐斜...

encyclopedia的音标：encyclopedia的英式发音音标为：[ɪnˌsaɪklə'pi:dɪə]encyclopedia的美式发音音标为：[ɛnˌsaɪklə'pidiə]...

n.马蹄声vi.发得得声...

IT IS normally hard to get excited about encyclopaedias.一般情况下,人们很难对一本百科全书而感到兴奋.He went from door door, selling encyclopaedias.他逐门逐户去推销百科全书.The Chinese encyclopaedia bears a distinctive stylistic feature which is characte...

...a black 1950 Cyclops, which is the only known survivor of 30 test cars built by Rover.路虎制造的 30 辆试验车中目前仅存且为人所知的就是一辆 1950 年的黑色 Cyclops 遥控机械排爆车。Cyclops is a strong hand - to - hand fighter, with an ability to attack wall...