Twain recalls being invited to an official White Housedinner and being warned by his wife, Olivia, who stayed at home, not to wear his winter galoshes.
吐温回忆有一次被邀请参加一个白宫的正式晚宴，呆在家中的妻子奥利维亚警告他不许穿他的冬季套鞋。
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For example, if a robot does chores around the house, you wouldn't want it to put the pet cat in the oven to make dinner for the hungry children.