allylic什么意思

allylic的音标：allylic的英式发音音标为：['æləˌlɪk]allylic的美式发音音标为：['æləˌlɪk]...

Isomerization occur during bromine reaction, that is mean secondary allylic configuration changes into primary allylic configuration.在溴化反应过程中存在分子结构重排, 即溴代仲位烯丙基构型向溴代伯位烯丙基构型发生转化....

n.照准仪...

He addressed the group in funereal tones.他语气沉痛地对大家讲话。The mood of the music was almost funereal.音乐的调子几乎像哀乐.A funereal urn awaiting a few tears?你可是等待几滴眼泪的一只骨灰瓮?...

从贾拉拉巴德向北的旅程不到120英里。The northward journey from Jalalabad was no more than 120 miles.巴德死后6个月，这座房子被烧毁。Six months after Bud died, the house burned down.巴德把卡车掉头，开始返回多尔顿池。Bud turned the truck around, and started back for Dalto...

rage的反义词有：compose, quiet, soothe, calm, appease, compose, calm。vi.rage的反义词（发怒）：compose, quiet, soothe, calm, appease。rage的反义词（其他释义）：compose, calm。...

n.掷回，挫折，阻止，大倒退...

The paper'sprice rise will encourage readers to desert in even greater numbers.报纸价格的上涨将导致更多的读者不再订阅。"State-owned industries will always perform poorly," John Moore informed readers.“国有企业经营不善将是常态，”约翰·穆尔告诉读者。Their book...

dryvalve的音标：dryvalve的英式发音音标为：[dri:'vælv]dryvalve的美式发音音标为：[dri'vælv]...

逆汇...

savor的现在完成时为：savored...

Non-violence and patience are the central tenets of their faith.非暴力和忍耐是他们的信仰的核心原则。What drew him to the area was its proximity to central London.吸引他到该地区的原因是那里靠近伦敦市中心。Recent events have made his central theme even more app...

blockbuster的复数形式为：blockbusters...

cleansed的音标：...

通常特许权授予者会提供某种形式的财务帮助, 如各类低息贷款等.As the rule, the franchises will provide some of form of financial assistance, as low - rate loans....

举重者轻而易举地举起了大石头.The weight - lifter lifted the rock without effort....

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