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...
在纽伯里举行的伯克郡障碍赛中“水玉精灵”把骑师掀了下来。Crystal Spirit unseated his rider in the Berkshire Hurdle at Newbury.她是个鬼马小精灵，看起来也就刚满10岁。She was an elfin-like girl who looked barely 10 years old.吉莱斯皮以他精灵搞怪的幽默感而广为人知。Gillespie is well known f...
It's now unlikely that future parliaments will bring back the death penalty.现在看来，将来议会不太可能恢复死刑。In Britain theof Parliaments the House of Lords thethe House of Commons.在英国议会的上议院叫做贵族院,下议院叫做平民院.During August, parliament...
砂轮迸出的火花直落到工作台另一端.The grinding wheel sent a shower of sparks across the workbench.这种机器既省力，又能保持工作台面的整洁。This machine is designed to save you effort, and keep your work surfaces tidy into the bargain.工作台旁许多姑娘和一些男工正在干活.At the...
We waited three months before going back to see the specialist.我们等了3个月才回去见那位专家。Specialist subjects are full of pitfalls for the unwary.专业学科充满陷阱，专套粗心大意的人。He was a clay-court specialist who won Wimbledon five times.他是红土场上的...
Both sides have agreed to demobilize 70% of their armies.双方都同意各自遣散70%的军队。Railways could now bring food to encamped armies.现在通过铁路能够给扎营部队运送食物了。The two opposing armies faced each other across the battlefield.敌对两军在战场上严阵对峙。...