名词
中文翻译：祖母的祖母
同义词：
['grandmother', "great-aunt例句：1. She is the great-grandmother of my cousin's child.（她是我表兄弟的孩子的曾祖母。）"]
例句：
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1. She is the great-grandmother of my cousin's child.
她是我表兄弟的孩子的曾祖母。
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2.The great-grandmother passed away last year at the age of 90.
这位90岁的曾祖母去年去世了。
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3.The great-grandmother was a beloved figure in her community.
这位曾祖母在她社区里是一个受人爱戴的人物。