They may focus on a certain country or a certain time period when they begin their collections.
当他们开始收集时,他们可能会关注一个特定的国家或特定的时间段。
2
Museums all over the country are now concentrating on their permanent collections rather than staging blockbusters that rely on borrowed works of art.
全美所有的博物馆目前都集中精力于他们自己的永久藏品上,而不是那些借来的艺术杰作上。
3
Those who sell valuable cultural relics in private collections to foreigners without permission are punishable for smuggling valuable cultural relics out of the country.