不稳定局面多半是由战争对经济的影响造成的。Much of the instability stems from the economic effects of the war.她自己的12幅画卖得相当好，多半卖给了朋友和家人。Her own twelve pictures sold fairly well, mostly to friends and family.我们现在的工作多半是承办婚宴。Most of our work now ...
帮助盲人过街是慈善的行为.It is an act of kindness to help a blind man across the street.他们大谈家庭、宗教和慈善的价值，但他们在个人生活中的表现却恰恰相反。They mouthed the values of family, religion and charity, but demonstrated the opposite in their private lives....
A method of synthesis of butyl isobutyrate catalyzed by amidosulphonic acid has been studied.以氨磺酸为催化剂催化合成了异丁酸丁酯,确定了酯化优化条件.The method about synthesis of approximate straight line motion mechanism based on moving centrode ...