() [] (used about customers) to stop using a particular make of goods or services or change to another（指客户）流失◆attempts to win back customers who had churned努力将流失的客户争取回来 () [] (used about brokers ) to buy and sell shares, bonds, etc. for investors more than necessary in order to earn more commission (= money that is paid for buying and selling shares, etc.)（指经纪人）挤油交易◆The fees are an incentive to churn the portfolio of shares.这些费用导致股份组合的挤油交易。 () [] to move employees to another job or place调换（工作）◆Office arrangements only last weeks as tasks change and staff are churned.由于任务转变和员工调动工作，办公室的各项安排只维持了几周时间。●ˌchurn sth ˈout () to produce sth quickly and in large amounts（快速大量地）生产◆The plant churns out over half a million vehicles a year.这厂以年产 50 多万辆的速度生产汽车。➡ see note at produce