查询词典 alternate

It took three more calls from friends to convince Mr. Piggott it was true. For eight years, he fished alternate weekends -- plus weeks of vacations -- in an unsuccessful bid to catch Benson.

他又接到了朋友们的三个电话才相信这是真的。8年来，他每隔一周，外加休假时都会来追求本森，但都以失败告终。

We will see more and more activist government policies that distinguish economic activities according to the nationality of the actors.

我们将看到越来越多激进的政府政策，这些政策根据企业的国籍来区分经济活动。

If we can prove the independence of an axiomatic system, then we can guarantee the conciseness of this system, ie.

如果能够证明某个一阶谓词系统的独立性，那么就能够保证该系统的建立是精炼的，即没有任何一条公理或推理规则是多余的。