[ T ] also churn up to move something, especially a liquid, with great force劇烈攪動（尤指液體）；翻攪；使猛烈翻騰

[ T ] to mix milk until it becomes butter用攪乳器攪拌（牛奶以制成黃油）

[ I ] If your stomach is churning, you feel ill, usually because you are nervous.（通常指由於緊張而）胃部翻騰，反胃，惡心

[ I or T ] specialized business If customers churn between different companies that provide a particular service, they change repeatedly from one to another.（顧客）輾轉光顧提供某種商品（或服務）的不同公司

[ C ] a large container for transporting milk or for making milk into butter奶罐，奶桶；攪乳器

[ S or U ] specialized also churn rate business the number of customers who decide to stop using a service offered by one company and to use another company, usually because it offers a better service or price（客戶）流失率