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

这里“原子”意思是看不见和不可分，因此原子必须全部做完，一点也不做。

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.

而大量集中在信息不完善、竞争不完善、交易成本、不可分割性、递增收益、以及它们之间一些系。