He met Liza in his park.他在园林里遇到了莉莎.Liza giggled triumphantly, and the little ones strove to emulate her.莉莎得意地“哧哧”笑起来, 那些小的也不甘落后.Liza's dress took the shine out of all the female guests.莉莎的衣着使所有女宾的服装黯然失色....
Some Cu - Al structures used in thermal exchangers may lead to galvanic corrosion.铜铝结构热交换器存在着电偶腐蚀的倾向.The actue toxic effect of heavy metal Cu ~ ( 2 + ) to Stentor Polymorphrus ( Ciliophora, Heterotrichida ) was studied.研...