A standard one. Replacement during the first year if all rules for proper use have been followed.
有一个原则,如果在一年内符合各种使用规定,就可更换。
As its composition and line reminded him of an Italian painting he knew well, he decided to buy it.
画面构图与纸条使他想起一幅他所熟悉的意大利画,于是他决定将画买了下来。