以硫酸氢钾为催化剂,正丁酸和异戊醇为原料合成了正丁酸异戊酯.Isoamyl butyrate was synthesized by using potassium bisulfate as the catalyst.以硫酸高铈为催化剂,正丁酸和异戊醇为原料合成了正丁酸异戊酯.Isoamyl butyrate was synthesized by using ceric sulfate as the catalyst.以硫酸铈铵为催化剂,...
这位死去的学生现在被视为烈士。The dead student is now being regarded as a martyr.这位烈士是为了民族独立的事业而献身的.The martyr laid down his life for the cause of national independence.报上登载了框有黑边的烈士遗像.The newspaper carried the martyr's photo frame...
Such prejudices die hard.这些偏见很难消除。These prejudices are particularly prevalent among people living in the North.这些偏见在北方人中尤为常见。The prejudices of parents usually take root in their children.父母的偏见通常深植于子女的头脑中.He knew the prej...
His ankles were tied to the legs of the chair.他的脚脖子被绑在椅腿上。Do your ankles swell at night?你夜里脚踝肿吗？She was slender, with delicate wrists and ankles.她身量苗条，手腕和脚踝曲线玲珑。...
His unease disarmed her.他的挂念化解了她的怒气。The swordsman disarmed his opponent and ran him through.剑客缴了对手的械,并对其乱刺一气.Her words disarmed him at once.她的话使他怒气顿消....
...the moribund economy.毫无生机的经济Imperialism is monopolistic, parasitic and moribund capitalism.帝国主义是垄断的 、 寄生的、垂死的资本主义.The moribund Post Office Advisory Board was replaced.这个不起作用的邮局顾问委员会已被替换.The British music scene is nost...