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Human parents usually have one or sometimes two offspring at a time, and when babies get delivered we pour all our energy into child rearing. But other animals raise lots of babies at once. And the weaker individuals can be at a big disadvantage. If
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第六章 女性生殖系统 Chapter 6 Female Reproductive System areola of breast 乳晕 abdominal orifce of uterine tube 输卵管腹腔口 anal region 肛区 ampulla of uterine tube 输卵管壶腹 anococcygeal ligament 肛尾韧带 areolar gland 乳晕腺 axillary process 腋
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Prostate Information The prostate is a gland, weighing 25 gram, below the bladder. Because it is situated around the urethra (bladder pipe), enlargement causes obstruction in urethra. Enlargement occurs naturally with age, and might be accompanied by
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Humans Need More Sleep in the Winter: Say What? During this time of year, its hard to not be jealous of the various squirrels, hedgehogs, possums, chipmunks, bats, skunks, lemurs, and other small mammals that lower their body temperatures and their m
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小学英语写作范文：感恩父亲 Dear Dad: You have worked hard! In the past, I am always afraid to you and positive dialogue. Every time something was always afraid to tell you. Because when you face the total serious. Today to take this oppo
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