英汉词典

1. 相似；类似；类推；类比
    If you make or draw an analogy between two things, you show that they are similar in some way.

    e.g. It is probably easier to make an analogy between the courses of the planets, and two trains travelling in the same direction.
           将行星的运行比作两列火车朝同一方向行驶可能更容易些。