交换

• But i see it as necessary, a compromise, a trade-off .
  但我认为这是必要的，是一种妥协，是一种交换。
• Their first exchange set the tone for a new relationship .
  他们初步交换意见，为建立新关系定了调子。
• A library obtains books through purchase, exchange or by gift .
  图书馆通过购买，交换或赠阅获得图书。
• Money is a medium of exchange used to measure prices and debts .
  货币是用来计量物价和债务的交换媒介。
• 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。
• Ascii stands for "american standard code for information exchange .
  ASCII代表“美国信息交换标准代码”。
• He and i have often swopped specimens when either of us had a duplicate .
  他和我有了多余的标本时常交换。
• Two hours later a large steamer exchanged signals with them .
  两个钟头以后，一艘大轮船和他们交换了信号。
• As you like my dress and i like yours , shall we do a swap ?
  既然你喜欢我的连衣裙而我也喜欢你的，咱们交换好吗？