precocious

adj

Characterized by exceptionally early development or maturity. / Exhibiting advanced skills and aptitudes at an abnormally early age.

She displayed precocious talent in music at a young age.

意味（1）

Characterized by exceptionally early development or maturity.

The precocious plant was already blooming flowers by day 4.

意味（2）

Exhibiting advanced skills and aptitudes at an abnormally early age.

The precocious child began reading the newspaper at age four.