In poor countries, live-in servants are present in homes not only of the wealthy but also of middle-class families . 在贫穷国家，不仅富裕家庭，而且中等阶级家庭也有常住的佣人。
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Looking back at the male chefs, the most colorful name from the standpoint of history was the live-in chef in the white house named jimmy carter . 回顾这些男厨师时，从历史观点来看，最吸引人的名字是住在白宫里的男厨师吉米卡特。
