cycloaddition是什么意思
n.
環(huán)加成(指不飽和分子化合成一環(huán)狀化合物的反應(yīng))
相關(guān)問(wèn)題
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cycloaddition的音標(biāo):cycloaddition的英式發(fā)音音標(biāo)為:[sa?kl???'d???n]cycloaddition的美式發(fā)音音標(biāo)為:[sa?klo?r'd???n]...
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Asymmetric 1, 3 - dipolar cycloaddition can be strongly catalyzed by chiral oxazaborolidines.手性唑硼烷酮能夠催化不對(duì)稱1, 3偶極加成反應(yīng)并取得很好的效果.The cycloaddition itself is the slow step.環(huán)化作用本身是慢的一步....
最新發(fā)布
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Close to Huning and tin to highway and convenient transportation.緊靠滬寧、錫宜高速公路,交通便利.I have travelled along the whole Huning Railway including Nanjing West Station.經(jīng)過(guò)了包含南京西站的滬寧全程.And Jinghu railway, Huning speedway, Jinghan...
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seeks的音標(biāo):...
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After Fe - Chelate fertilization rinse the leafs with water.施完螯合鐵肥后用清水漂洗葉子.The final rinse may contain an antichlor to remove the residual chlorine from the fabric.最后的水洗應(yīng)加脫氯劑以去除織物上的殘余氯.A quick rinse isn't sufficient...
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adj.無(wú)頭的,群龍無(wú)首的...
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在這個(gè)形狀不規(guī)則的湖泊的湖心以外的地方有一眼噴泉。Located off-center in the irregularly shaped lake was a fountain.我們漫步經(jīng)過(guò)泉水叮咚的噴泉和芬芳四溢的花園。We strolled past tinkling fountains and perfumed gardens.火山和間歇噴泉均能噴發(fā).Volcanoes and geysers erupt....
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He's been moping about all day.他百無(wú)聊賴地轉(zhuǎn)悠了一整天.He has been moping all day.他整日悶悶不樂(lè).Mope around He's been moping around ( the house ) all day.他整天都在 ( 房子 ) 周圍瞎轉(zhuǎn)悠....
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拜雅明是學(xué)染絲的,在倫敦當(dāng)學(xué)徒.Benjamin was bred a silk dyer an apprenticeship in London.所以本雅明擁護(hù)表現(xiàn)主義等現(xiàn)代藝術(shù).So Walter Benjamin support the Modernist art like Expressionism.多數(shù)學(xué)者把它等同于沃爾特·本雅明的“以后生存”.Many scholars regarded it as the counterp...
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n.焦油,瀝青,柏油( tar的名詞復(fù)數(shù) )...
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Americanizes的音標(biāo):...
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Passenger train driver: Punctually embarks.客車司機(jī): 準(zhǔn)時(shí)出發(fā).My guest arrived punctually.我的客人來(lái)得很準(zhǔn)時(shí)。See to it that you are here punctually tomorrow.明天你務(wù)必要準(zhǔn)時(shí)到這里.Punctually at 7.45, the express to Kuala Lumpur left Singapore stati...
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averts的音標(biāo):...
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The Boers rebelled against British rule, proclaiming their independence on 30 December 1880.布爾人反抗英國(guó)統(tǒng)治,并于1880年12月30日宣布獨(dú)立。Then , proclaiming himself emperor, he attacked kublai.然后, 他自己稱帝,攻打忽必烈.They lost no opportunity of p...
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corbel的一般過(guò)去時(shí)為:corbeled...
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Chantal was writhing in pain and bathed in perspiration.夏恩托痛苦地翻來(lái)覆去,汗水淋淋。Chantal would have considered it ill-mannered to show surprise.錢特爾會(huì)認(rèn)為表現(xiàn)出吃驚是失態(tài)的。Chantal told Martine about her short-lived marriage.尚塔爾跟馬丁內(nèi)談起她短暫的婚姻。C...