Daniel's few encounters with Gold had been characterized by a laboured politeness.丹尼尔与戈尔德的几次碰面都只是虚礼客套一番。Encounters of like charges act to diminish the coagulation rate.同性带电粒子间的碰撞作用减少凝聚率.She had heard of these encoun...
Please wash the dishes with the soapy water containing disinfectant.请用含消毒剂的肥皂水洗盘子.I'm not going to wash the dishes, that's your job.我不洗那些盘子, 那是你的事.'Billy, I think it's your turn to wash the dishes,�...
It was prepared by the reaction of 12 H - dibenzo [ d , g ] [ 1,3 ] dioxocin - 6 - carboxylic acid with acetoxime.由二苯并-1,3-二氧杂 - 环辛烷 -2- 羧酸经两步反应制得, 总收率70%....