One day when I was making a trip in Britain, I heard of the wildlife project.
One day when I was making a trip in Britain, I heard of the wildlife project.
我在英国旅行时，有一天，听说了这项野生动物保护工程。
One day when I was making a trip in Britain, I heard of the wildlife project.
我在英国旅行时，有一天，听说了这项野生动物保护工程。