作

• She outlined the main points of the talk .
  她作了那次讲话内容的提要。
• The ideal n is called the nitradical of ring a .
  理想N叫作环A的小根。
• Each strip can be considered a line charge .
  每一条可视作一根线电荷。
• The cross ratio he called anharmonic ratio .
  他把交比叫作非调和比。
• They determined to do this at any cost .
  他们不惜任何牺牲来作此事。
• We would like you to come and visit us .
  我们希望你到我们这里来作客。
• Centralize one 's energies into voluntary work
  把精力放到义务工作上。
• They are dealing profoundly with life .
  他们正对人生作深入的探讨。
• I 'm sorry i have not been able to reply sooner .
  迟于作复，歉甚。
• He wanted to use the baseball as a metaphor .
  他想用垒球作个比喻。