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.It'should be clear that vector addition is commutative.可清楚地看0剑0矢量加法满足对易律.The groups of the solvable equations are commutative.可解方程的...
General Zarof , with a deep courtly bow, strolled from the room.扎洛夫将军礼貌地深鞠一躬, 漫步走出了房间.The waiter made a courtly bow.侍者恭恭敬敬地鞠了一躬。...a courtly European who still clicked his heels when he met a lady.遇见女士仍咔嚓一声行礼的彬彬有礼的欧洲人We ...
There is rest and healing in the contemplation of antiquities.欣赏古物有休息和疗养之功.Bertha developed a fine enthusiasm for the antiquities of London.伯沙对伦敦的古迹产生了很大的热情.I have no gust to antiquities.我不喜爱古董....