collection是可数名词，复数为collections，意思是收藏品，收集物。例句：1. There are two collections a day from this letter box.2. You are invited to view our autumn collection.
collection双语例句1、The first stage in research is data collection.
研究工作的第一步是收集资料。
2、The art collection was his life's work.
收集艺术品是他一生的工作。
3、These paintings will form the nucleus of a new collection.
这些画将构成新的收藏系列的基础。
4、Would you like to contribute to our collection?
你愿意给我们的募捐捐款吗？
5、Next year's collection is still being kept under wraps.
明年的时装系列仍在保密之中。
