Because today when you want old artifacts or temples to be renewed, often in order to save trouble, people just use a machine and tear down the entire old structure. And in this way history is eradicated.
因為現在古蹟和寺廟要更新時，往往為了省事，雇一台機器怪手，把舊有的建築整個推倒、拆毀再重建，歷史就此灰飛煙滅。