Humans are collections of cells, all cells are the same in important ways, but cells acquire differences during development, and so we are collections of billions of cells.

人类是一个细胞的集合,细胞在关键方面都是一致的,但在发育中细胞获得了不同的特点,而我们是一个数以十亿计的细胞的集合

耶鲁公开课 - 生物医学工程探索课程节选

The participants are to re-scope the mission of the World Heritage-related site museums in the contemporary world, by means of collective reflection and practical exercise for the enhanced and holistic interpretation of collections, collection management, development of participative approach for local communities, and museum visitor studies.

UNESCO: CULTURE

In another development, councils appear to be rejecting government calls to change back from fortnightly to weekly bin collections.

BBC: Council rubbish bin collection fines to be scrapped