Isopentyl lactate was synthesis from acid and isopentyl alcohol in the presence of ferric chloride hexahydrate.在六水三氯化铁存在下可以由乳酸和异戊醇合成乳酸异戊酯.Rather than politely lobbying politicians, Gay Dignity will be making its presence...
8,000 homes were plunged into darkness as electricity cables crashed down...由于电缆损毁，8,000户家庭顿时落入一片黑暗之中。The brochure offers a wide choice of hotels, apartments and holiday homes...这本小册子提供了很多宾馆、公寓、度假屋供选择。The only way to sol...
他向检票员出示了车票，然后上了车。He showed his ticket to the conductor and got on.他在滑铁卢车站当上了一名检票员。He became a ticket collector at Waterloo Station.不付钱很难瞒过检票员的.It'll be difficult to get past the ticket collector without paying....
星期天是特基感到最孤单的时候.It was on Sunday that Turgie felt his loneliness most keenly.自从他疏远了爱玲以后, 他是很孤单的.Since he had alienated Aileen, he was quite alone.你今晚看来满孤单的样子.You look very forsaken tonight....
The functions of their diffuseness, orientation, agglomeration, catalyzer and controls are indispensable factors of science development.其传播功能 、 导向功能 、 凝聚功能 、 催化功能和控制功能等等是科学事业发展中必不可少的重要因素....