At certain times, especially when it is temporarily impossible for us to visit museums and art galleries in person, we can get a rough picture of what are on display on site.
有时候，特别是当我们暂时不能亲临博物馆和艺术画廊时，我们可以大概了解一下现场都展示了哪些东西。
2
To go with him to picturegalleries was a rare treat.
同他一起参观画廊是一种难得的享受。
3
At certain times, especially when it is temporarily impossible for us to visit museums and art galleries in person, we can get a rough picture of what are on display on site.