1. We were cautious as we moved toward one another, and smiled.
    我们彼此走近时，都小心翼翼，面带笑容。

2. And yet one might be cautious about believing this statement.
    不过，人们不会轻信她的抱怨。

3. Although Stalin was always cautious about committing himself to any particular type of organization, he never showed any antagonism to the idea of a world body.
    尽管斯大林一直小心谨慎，不愿对任何具体的组织承担义务（即怕进去后受约束），但对于一个世界性机构的设想，他却从未表示过敌对的态度。

4. You must be cautious, however. These mechanisms can really hurt you because they prevent you from making necessary adjustments to the new culture.
    但是你必须谨慎，这些办法可能会真的使你受到伤害，因为它们会阻碍你对新的文化作出必要的调整。

5. People might be cautious about believing this statement.
    不过人们可能不会轻易相信这种说法.

6. Like most city folks, I'm cautious. I scan the street and pathways for anything — or anyone — unusual before pulling into the garage. That night was no exception.
    和大多数城里人一样，我非常小心谨慎。在把车开进车库前，我会扫视街道和周围的小路，看看有没有异常的人或东西。那天晚上也不例外。