2LOOK FORan occasion when someone takes you around a building to show it to you – used humorously 参观〔幽默用法〕
They took us on a grand tour of their new house.
他们领我们在他们的新居参观了一圈。
Examples from the Corpus
grand tour• The rich also visited Madeira in their private yachts as part of a grand tour.• Edouard, at Isobel's suggestion, took her on a grand tour.• Make a kind of grand tour on my own, take the waters and cure what ails me.• The world with Palin is armchairtravel on the scale of the grand tour, in the company of an agreeableguide.