A pair of twins conceived together in the mother's womb, but each with two different fathers?

What kind of magical unfolding is this, and what scientific basis is it talking about?

Immediately, someone raised his hand without thinking and replied: "Fake, this must be fake news, grandstanding, headline party!" ”

Unfortunately, the professor just looked at him with a smile and shook his head slowly.

Everyone screwed up.

This...... Doesn't it confirm this?

"Good Doctor: Starting from the Old Salted Fish Treatment" 188, Diagnostics is in the middle of the hand, please wait a moment,

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