Initialism for chief security officer, a company’s top security executive.

缩写，指首席安全官。

Initialism for chief sustainability officer, the executive leading sustainability strategy.

缩写，指首席可持续发展官。

Initialism for civil society organization, a non-governmental advocacy or service group.

缩写，指公民社会组织。

Initialism for combined sewer overflow, discharge during system overcapacity events.

缩写，指合流制溢流。

Initialism for community service officer, non-sworn public safety staff.

缩写，指社区服务官员。

Initialism for conditional sentencing order, a court order imposing conditions.

缩写，指附条件判刑令。