conglomeration
noun [ C usually singular, + sing/pl verb ] uk/kənˌɡlɒm.ərˈeɪ.ʃən/ us/kənˌɡlɑː.mɚˈeɪ.ʃən/
聚集物;混合体
a large group or mass of different things all collected together in an untidy or unusual way
There was a strange conglomeration of objects on the mantelpiece. 壁炉架上有一堆稀奇古怪的东西。