Diisopropyl succinate was synthesized from succinic acid and isopropanol with p - methyl benzenesulfonic acid as catalyst.摘要以丁二酸和异丙醇为原料及对甲基苯磺酸为催化剂,催化合成丁二酸二异丙酯.Diisopropyl phosphite was directly synthesized from phosphoru...

expropriates的音标：...

n.宣传，宣传运动...

n.闪叶石...

The dishonest treasurer misappropriated the club funds.那个不诚实的出纳员挪用了俱乐部的公款.A total of $500 million is alleged to have been misappropriated.据称总共有5亿美元被挪用。I took no money for personal use and have not misappropriated any fun...

proposition的一般过去时为：propositioned...

v.提议（proposition的现在分词形式）...

barytolamprophyllite的音标：barytolamprophyllite的英式发音音标为：[bærɪtəʊ'læmprɒfɪlaɪt]barytolamprophyllite的美式发音音标为：[bærɪtoʊ'læmprɒfɪlaɪt]...

prophesy的第三人称单数（三单）为：prophesies...

A volcano erupted and propelled rocks high into the sky.火山爆发,把无数的石块抛向天空.The ship is propelled by steam.这艘船由蒸汽推进。He is propelled by both guilt and the need to avenge his father.他受到内疚感和为父报仇之心的双重驱使。A rocket is propelled by ...

isopropylidene的音标：isopropylidene的英式发音音标为：[aɪsəʊprəʊ'pɪlədi:n]isopropylidene的美式发音音标为：[aɪsoʊproʊ'pɪlədin]...

prophecy的音标：prophecy的英式发音音标为：['prɒfəsi]prophecy的美式发音音标为：['prɑfəsi]...

adv.不相称地，不均衡地...

Halsey was identified as a leading proponent of the values of progressive education.哈尔西被认为是进步教育价值观的主要拥护者。Stapp became a strong early proponent of automobile seat belts.斯塔普是力主在汽车上采用座椅安全带的早期创导者.EXAMPLE: Our new boss a prop...

n.不得体( impropriety的名词复数 )，不适当，不得体的举止，不正确...

impropriation的音标：impropriation的英式发音音标为：[ɪmprəʊpr'ɪeɪʃən]impropriation的美式发音音标为：[ɪmproʊpr'ɪeɪʃən]...

proportionate的现在完成时为：proportionated...

isopropylnoradrenaline的音标：isopropylnoradrenaline的英式发音音标为：[aɪsəprɒpɪlnərɒdre'næli:]isopropylnoradrenaline的美式发音音标为：[aɪsəprɒpɪlnərɒdre'næli]...

contrapropeller的音标：contrapropeller的英式发音音标为：[kɒntrəprəpelə]contrapropeller的美式发音音标为：[kɒntrəprəpelə]...

六氟丙烯...

异丙基肾上腺素...

propensities的音标：...

二苯酚基丙烷...

isopropamide的音标：isopropamide的英式发音音标为：[aɪsəprəʊpə'maɪd]isopropamide的美式发音音标为：[aɪsəproʊpə'maɪd]...

Paddles are used especially to propel canoes and kayaks.短桨特别用于划独木舟和小艇.They use oars to propel boats.他们用浆推进船只.We must develop industries with local advantages and propel the development of key areas.积极发展有特色的优势产业,推进重点地带开发....

They should wait for the most propitious moment between now and the next election.他们应等待从现在到下次选举之间的最有利时机。The omens for the game are still not propitious.这场比赛仍不被看好。propitious omens吉兆They should wait for the most propitious...

二氯丙烯...

expropriation的复数形式为：expropriations...

dichloropropanol的音标：dichloropropanol的英式发音音标为：[daɪklɒrəp'rɒpənɒl]dichloropropanol的美式发音音标为：[daɪklɒrəp'rɒpənɒl]...

proportionate的现在进行时为：proportionating ...