N, N - diethylaniline was synthesized under normal tempreture with tetraethyl ammonium hydroxide as phase transfer catalyst.以苯胺和溴乙烷为原料,用四乙基氢氧化铵作相转移催化剂,在常压下合成N, N二乙基苯胺....
They say Longjing tea is pure and fragrant and has a sweetish and mellow taste.听说龙井茶清纯芬芳,口味甘美醇和.At the other tables couples were now in a mellow mood, chattering happily and drinking.其他桌上的情侣们正一边饮酒一边畅谈，兴致很高。He'd had ...
杰罗姆试图说服她在巴黎买一套公寓。Gerome tried to talk her into taking an apartment in Paris.暴雨过后弗罗姆河决堤了.The River Frome had burst its banks after torrential rain.杰罗姆三次触地得分.Jeremy scored three touchtowns....
The kangaroo's forearms seem undeveloped but the powerful five - fingered hands are skilled at feinting and clouting.袋鼠的前肢看似未完全发育,但其有力的五趾前足非常善于佯装攻击和击打动作.Instead, bug your brood to give those grubby forearms a good s...
At the police station, I was charged with assault.在警察局，我被指控殴打他人。They arrested the men and frog-marched them to the local police station.他们逮捕了这些人，并把他们押送到当地警察局。The police stopped her and took her off to a police station.警察...
This mixture is then mixed with dilute hydrochloric acid.氰基丙烯酸正丁酯是在超强力胶中发现的一种化学物质.Peristalsis mixes food with enzymes and hydrochloric acid from glands inandthe resulting chyme the small intestine.胃的蠕动将食物与处于胃壁上的胃腺分泌的消化及盐...