on a tour

基本解释

I had finished school, worked all summer, and was heading off on a tour of European football grounds.
在这之前，我在放假后打了一整个夏天的工，准备开始一段参观欧洲足球场的旅行。
Morton takes me on a tour of the fields, showing off enclosures for growing vegetables in winter, piles of compost, and fields of cabbage, arugula, turnips and kale.
莫顿带着我在地里转了一个小时，向我展示了冬天里种植蔬菜用的围墙，成对的混合肥，以及卷心菜、芝麻、大头菜和甘蓝的菜地。
The International Boys Circus was on a tour of 24 cities in the United States.
这家马戏团时正在美国进行一场历经24个城市的巡回演出。

He took us on a tour through the city's neighborhoods to help understand more about the storm's damage and the slow recovery process.
So you go on a tour of that.
所以你可以去参观一下。
莎士比亚环球剧院 - SpeakingMax英语口语达人
One thing that he always did when he went on his grand tour is he always took fake names, as if he was signing into a hotel as Mr. and Mrs. John Smith.
当他环游西欧时,他常常使用假名,就好像入住酒店时登记用"张三"或"李四"做名字一样
耶鲁公开课 - 欧洲文明课程节选

She's also been to Afghanistan on a tour with the California-based organization, Global Exchange.
NPR: An Activist Grandma, 'Embedded' in Iraq