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Terrible 2 years old, troublesome 3 years old child Language proficiency Nurture children
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Terrible 2 years old, troublesome 3 years old child parents Nurture children
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Terrible 2 years old, troublesome 3 years old child parents Jojo Nurture children
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Terrible 2 years old, troublesome 3 years old child psychology
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!["Terrible 2 Years Old, Troublesome 3 Years Old" 2 to 3 children's language development is rapid, and their vocabulary is growing explosively[fig]](data:image/gif;base64,R0lGODlhAQABAIAAAP///wAAACwAAAAAAQABAAACAkQBADs=)
