indivisibilities

Atomic implies indivisibility and irreducibility, so an atomic operation must be performed entirely or not performed at all.

这里“原子”意思见和可分，因此原子操作要么必须全部做完，要么点也做。

Considerable attention has been given to imperfections of information and of competition, to transaction costs, indivisibilities, and increasing returns, and to some of the relations among these.

而大量关注集在信息完善、竞争完善、交易成本、可分割性、递增收益、以及它们之间关系。