YOU SAID:

the reproductive system creates the children of the world

INTO JAPANESE

生殖システムは、世界の子供を作り出す

BACK INTO ENGLISH

The reproductive system creates the world's children

INTO JAPANESE

生殖システムは世界の子供を作り出す

BACK INTO ENGLISH

The reproductive system creates the world's children.

INTO JAPANESE

生殖システムは世界の子供を作り出します

BACK INTO ENGLISH

The reproductive system creates the world's children.