某种蟑螂喷射一种催泪性毒气――乙 基丙烯 醛.A species of cockroach sprays a substance , ethylacrolein, that is a kind of tear gas.即丙烯醛水合法, 环氧乙烷甲酰化法,生物发酵法.They are acrylaldehyde hydration, ethylene oxide formylation and biological zymolysis m...
Syme, however, had divined what he was about to say.然而, 赛姆早猜到他要说的是什么.From this he divined that she did not like him much.他依此猜到她不太喜欢他。He divined from her look that something was in her mind.他从她的神色上看出她心上有事....
Our car was driving at a breathtaking speed down the expressway.我们的车子沿着高速公路以惊人的速度行驶.The expressway goes [ leads ] straight to Shenyang.这条高速公路 直通 沈阳.A four - lane expressway runs straight to the capital.一条四车道的高速公路直通首都....
The music brought him a feeling of plenitude and freedom.这音乐带给他一种完满和自由的感觉。This midsummer has plenitude of fruits and vegetables.这个仲夏水果和蔬菜丰富。We have plenitude of fruits and vegetables.我们有丰富的水果和蔬菜。...