CNN news 2011-01-24 加文本

1.First up, President Hu heads to the Hill. The Chinese leader wrapping up his visit to Washington, D.C. yesterday.

wrap up圆满完成; 顺利结束(协议或会议等) (wrap something up)

例句：They wrapped up an agreement on Friday.
      他们于周五签完协议。

      The whole thing has been wrapped up.
      整个事情已成定局。

2.The reception he got when he met with congressional leaders on Capitol Hill, not necessarily a warm one.

not necessarily未必

例句：Clouds do not necessarily forecast rain.
      云层未必预示下雨。

3.Accusations of currency manipulation, unfair barriers to American businesses in China, and American products being copied or ripped off.

rip off偷窃,抢走,欺骗

例句：The lack of a meter allows drivers to rip off passengers.
      出租车不安装计价器使司机得以趁机“宰客”。

4.Chinese officials say their trade policies are not unfair, and they're stepping up enforcement of intellectual property laws.

step up(使)增加, (使)加快速度

例句：The girl stepped up to school.
      女孩子加快步伐去上学。

      He has stepped up into the management of the firm.
      他已升入公司的管理部门。