선생님들..요거 좀 봐주세요..저에겐 너무 어렵네요!!!
as more children live to see adulthood, households risk having fewer children, confident that each child is much more
likely to survive.
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2022-01-31 12:32:04
선생님들..요거 좀 봐주세요..저에겐 너무 어렵네요!!!
as more children live to see adulthood, households risk having fewer children, confident that each child is much more
likely to survive.