玛丽和海伦
Mary and Helen
以上为机器翻译结果，长、整句建议使用 人工翻译 。
玛丽和海伦的床铺都在隔壁的房间里。
Mary's and Helen's beds are in the next room.
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玛丽和海伦轮流熬夜陪伴她们生病的母亲。
Mary and Helen took turns at sitting up with their sick mother.
玛丽和海伦一样不漂亮。
Mary is no more beautiful than Helen.
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