churned [tʃɜ:nd]

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附加级

v.搅拌（牛奶或乳脂）以制黄油( churn的过去式和过去分词 )；搅动，扰乱某物；（尤指液体）翻腾

The water churned beneath the huge ship. 水在巨轮下面剧烈翻滚。
Cars and motorbikes had churned up the field. 汽车和摩托车在地上留下了一道道车辙。来自《简明英汉词典》