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精子 [jing1 zi3]
☊
sperm ☊
Spermium (S, Bio)
☊
精子 [jing1 zi3] ☊ 
sperm ☊ 
Spermium (S, Bio) ☊ 精子 [jing1 zi3] ☊ sperm ☊ Spermium (S, Bio) ☊