prime

• The sum of any two elements has an even number of prime factors .
  其中任何两个元素之和有偶数个素因子。
• The prime minister will be giving a press conference tomorrow morning .
  首相明日上午要举行新闻发布会。
• Mr. menzies, the australian prime minister, left us in may .
  澳大利亚总理孟席斯先生于5月间同我们告别。
• The central notion in commutative algebra is that of a prime ideal .
  交换代数中最核心的概念就是素理想。
• She is in her prime .
  她正当年。
• It still spoke in the pure, authentic accent of its prime .
  它仍然以它纯正、地道的声音诉说它的盛年丰采。
• The desert regions of north africa and australia are prime examples .
  北美和澳大利亚的沙漠区便是典型的例子。
• Write a program to read in a whole number and test if it is a prime .
  写一程序：读入一整数并检验它是否是质数。
• He always leads one to believe that he's in the prime minister's confidence .
  他总是要使人相信他受首相的信任。