During alcoholic fermentation acetaldehyde acts as a hydrogen acceptor instead of oxygen.在这个过程中乙醛取代了氧作为氢的受体.Decanoyl acetaldehyde was extracted from houttuynia cordata thunb by the method of solvent extraction process.利用...
The corresponding reaction of acetaldehyde is subject to general base catalysis.乙醛相应的反应服从广义的碱催化.During alcoholic fermentation acetaldehyde acts as a hydrogen acceptor instead of oxygen.在这个过程中乙醛取代了氧作为氢的受体.Alcohol dehydrog...
Perhaps he should have a more updated look, a more contemporary style...也许他应该有一个更新的形象，更具时代性的风格。Simone de Beauvoir is one of the most forerunners of contemporary feminism.西蒙娜·德·波伏瓦是当代著名的女性解放运动的先驱....contemporary and moder...
Methods: The literature concerning endophthalmitis after operation were analyzed.方法对与术后眼内炎有关的文献加以分析,整理.Endophthalmitis displays mull echoes, retinal thickened or detached.眼内炎回声杂乱, 视网膜增厚或伴有脱离.Objective To study the effect...
We ought not to be quarrelling now.我们现在不应该吵架。I know you've been quarrelling a good deal lately.我知道你们近来时常吵嘴.I am sick of all the quarrelling among politicians who should be concentrating on vital issues.我厌恶政客间的所有那些争吵...
Our appetite was blunted by the beer.喝啤酒让我们没有了胃口。Grief has blunted her senses.悲伤使她变得迟钝麻木了.The nib is blunted.钢笔尖儿戳了.The constant repetition of violence has blunted the human response to it.反复出现的暴力事件使人们的反应都变得麻木了。The const...
Bootlegging is in one sense'old - fashioned'smuggling.贩私在某种程度上是一种 旧式 的走私形式.They were bootlegging whiskey.他们非法贩运威士忌.He has sued a fan for bootlegging his concerts...他已经起诉一个歌迷非法录制他音乐会的节目。Richard: You sure did. He...
The diamond ring dazzled with brilliancy.这只钻石戒指闪耀夺目.The rope, rod, or spar on which such a ring moves.环可供这种环移动的绳子 、 竿子或圆材.Recent advances in ring closing metathesis ( RCM ) reaction, including olefin and enyne metathesis...
竖井是为了通风和挖掘 、 修理坎儿井时提土之用的.Shaft to ventilation and excavation, repair qanat soil when used.坎儿井引出了地下河水, 使沙漠变成绿洲.Qanat leads to an underground river, so the desert into an oasis.这些就是坎儿井的竖井口.These are the qanat mouth of the ...