We have just defined four important sets in terms of the transitive closure of four very simple relations . 我们根据四个非常简单的关系的传递闭包,恰好完成了四个重要的集合。
Perhaps the end with its characteristic squeezing of a transitive verb into an intransitive roleis too abrupt and anticlimactic . 说不定在结尾里她惯于把一个及物动词压成一个不及物动词显得过于突然,有虎头蛇尾之感。