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单词 Dick milk
释义

Dick milk

英语百科

Semen

Spermatozoa, in this case human, are a primary component in normal semen, and the agents of fertilization of the female ova
Human semen in a petri dish
Semen stain on carpet observed with and without ultraviolet light

Semen, also known as seminal fluid, is an organic fluid that may contain spermatozoa. It is secreted by the gonads (sexual glands) and other sexual organs of male or hermaphroditic animals and can fertilize female ova. In humans, seminal fluid contains several components besides spermatozoa: proteolytic and other enzymes as well as fructose are elements of seminal fluid which promote the survival of spermatozoa, and provide a medium through which they can move or "swim".

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