mass noun
1- a collection of things lying about in an untidy mass杂物：
the attic is full of clutter.
阁楼上堆满杂物。
1.1
- in sing. an untidy state杂乱：
the room was in a clutter of smelly untidiness.
房间臭烘烘的乱作一团。
with obj.
- crowd (something) untidily; fill with clutter使乱成一团; 杂乱地堆满：
all of the surfaces were cluttered with an assortment of equipment
所有表面都堆满了杂七杂八的设备
luggage cluttered up the hallway.
行李杂乱地堆满了走廊。
词源