[] a supply of things or money that is shared by a group of people and can be used when needed共享的资源（或资金）◆Corporate clients gained access to huge pools of capital.公司客户获得了使用巨额资金的权利。◆a pool of cars used by the firm's sales force公司销售人员共享的车辆◆a pool car共享车a group of people available for work备用人员◆The country has a large pool of cheap labour.这个国家有一大批廉价后备劳动力。◆There is a limited pool of people who have the right qualifications for the job.完全有资格做这项工作的后备人员十分有限。car pool motor pool