/tʃɜ:n ||; tʃɝn/verb1 [I,T] churn (sth) (up) to move, or to make water, mud, etc move around violently （使）翻腾，翻搅: The dark water churned beneath the huge ship. 黑漆漆的水在大船底下翻腾。Vast crowds had churned the field into a sea of mud. 一大群一大群的人把田野搅成一汪泥泞。
2 [I] if your stomach churns or sth makes it churn, you feel sick because you are disgusted or nervous （使）反胃（反感或紧张引起的）: Reading about the murder in the paper made my stomach churn. 看了报上的谋杀新闻令我反胃。
3 [T] to make butter from milk or cream （用牛奶或奶油）制黄油
churn sth out(
informal 非正式) to produce large numbers of sth very quickly （快速大量地）生产，制造:
Modern factories can churn out cars at an amazing speed. 现代化的工厂能够以惊人的速度大量生产汽车。