Diglycol diacetate had been obtained with sulfuric acid or toluene - p - sulfonic acid as catalyst in lab.研究了在实验室条件下,以硫酸、对 甲苯 磺酸为催化剂合成二甘醇二醋酸酯的方法.The synthetic principle and the process method diglycol dioleate were discu...
嘉金司的声调现在略带一点阿谀的意味.Jarkins'voice now took on a note of flattery.阿谀的画笔顺从目光短浅的画布,真理因而被削弱.The obsequious brush curtails truth in deference to the canvas which is narrow.有时候我们厌恶的不是阿谈馅媚本身, 而是我们被人阿谀的方式.Many times what we a...
Catherine was ready to explode. "I think you're contemptible!"凯瑟琳气得快要炸了。“我觉得你真是可鄙！”His personal presence is unimpressive and his speech contemptible.他气貌不扬、言语粗俗.That was a contemptible trick to play on a friend.那是对朋友...
The location has been changed at the last minute.在最后一刻改变了地点。It has taken until now to pin down its exact location.直到现在才确定了它的准确位置。She knew the exact location of The Eagle's headquarters.她知道“飞鹰”总部的确切地点。...
She ran her fingers through her hair; it felt lank and dirty.她用手指梳了梳自己的长发，头发摸起来又油又脏。I've got lank work to do.我有很多工作要做。lank hair直而无生气的头发She had lank hair and sallow skin.她头发平直，皮肤发黄。a lank figure瘦长的体形...
He undertook the leadership of the team.他担任了这个团队的领导.She was secretly vetted before she ever undertook any work for me.她在为我工作以前曾受到过秘密考查。She was secretly vetted before she ever undertook any work for me...她在为我工作以前曾受到过秘密考查。...