他成功的关键在于他擅长逻辑思维。The key to his success is his logical mind.他天生擅长交际：他的祖先曾是封建领主。Diplomacy was in his blood: his ancestors had been feudal lords.他们真正擅长的是纯粹的摇滚乐。What they were really good at was full-on rock'n'roll...
emigration from Europe to America从欧洲移居到美洲Emigration was still theoretically a matter of choice.从理论上讲，移民仍是个个人选择的问题。Increase in population made emigration necessary.人口的增加使向外移民成为必要。Due to poor family living Rishengchang Vot...