我有一个伯母，他有两个儿子，并且都已经结婚了。
她除了有一个年老的伯母以外，再没有亲戚了。我有义务去探望年老的姑妈。
She has no relations besides an aged aunt. I'm duty bound to visit my old aunt.
她除了有一个年老的伯母以外，再没有亲戚了。我有义务去探望年老的姑妈。
She has no relations besides an aged aunt. I'm duty bound to visit my old aunt.
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