This reaction involves disproportionation of the aldehyde.这个反应就是醛的歧化作用.Nano - Ni was first used as catalyst for disproportionation of resin acid.将 纳米 镍催化剂首次应用于树脂酸的歧化反应中.In toluene disproportionation, the catalytic activi...
Stocks seesawed ever lower until prices found some new level of equilibrium.股票在震荡中进一步下跌，直到股价达到某个新的平衡点。The boat seesawed in the heavy sea.小舟在波涛汹涌的海中颠簸不已.He seesawed between two opinions.他在两种意见之间举棋不定....
I earn enough to push the boat out now and again.我挣的钱足以时不时摆摆阔了。Now and again he'd join in when we were playing video games.我们玩电子游戏时，他偶尔会和我们一起玩。Now and again , he caught a whiff of a peculiar smell.他不时闻到一股怪味....
And most goitrous areas are far from the sea.大多数甲状腺肿的地区都远离海洋.Goitrous rate in areas were: mountain 5.35 %, hill 4.10 %, sea side 3.98 %.甲状腺肿大发病率: 山区5.35%, 丘陵区4.10%, 近海区3. 98%....
Two of the fundamentals of the physical processes of earth materials have been introduced so far.到目前为止,我们已介绍了地球物质的物理过程的两个基本概念.They agree on fundamentals, like the need for further political reform.他们在需要深化政治改革等基本问题上意见一致。O...
One year after the crash, the markets remain mired in a deep malaise.股市崩盘一年后，市场仍是萎靡不振。The hundred and twenty ton aircraft was deeply mired.这架一百二十吨重的飞机深深地陷了进去.The United States became mired in wars in Iraq.美国深陷伊拉克战争泥潭。Ins...
隧道主要通过三迭系、二迭系 紫红色 软质砂岩、泥岩岩层.It passes mainly through the purple -- color soft sandrock and mudstone in Triassic or Dyas Systems.准噶尔盆地西北缘五八区二迭系佳木河组是含火山岩系地层,即火山岩和碎屑岩混积地层.Jiamuhe formation along the northwestern margin of t...