Butter is made by shaking up cream in a churn. 黄油是通过在搅拌桶里搅拌牛奶制成的。
To get butter you must churn milk in a quiet and cool place. 为了提取牛油,你必须在一个安静和凉爽的地方搅拌牛奶。
Christie considered the diminutive, stiff-moustached gastronome as her "bread and butter" but would grumble about having to churn out "yet another Poirot," Mathew Pritchard told Radio Times magazine. 克里斯蒂认为这个身材矮小,硬胡子的美食家是她的“面包和黄油(生活必需品)”,但会抱怨说不得不产生出“又一个波洛”,马修·普里查德告诉广播时代杂志。