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Did he pass worms or blood in his stools?
他的大便里有过寄生虫或血吗？
youdao
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Because different worms live in different strata, or portions of the earth.
不同的蚯蚓居住在不同的土壤层。
youdao
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Because different worms live in different strata, or portions of the earth.
不同的蚯蚓居住在不同的土壤层。
youdao