Some children display an unquenchable 难以抑制的 curiosity about every new thing they encounter.

How many people are aware that a dancer with the New York City Ballet typically wears out a minimum of two hundred pairs of toe shoes per year?

All living organisms, regardless of their unique identity, have certain biological, chemical, and physical characteristics in common.

Thecontrolsofmostmodernairplanescanbeoperatedeithermanuallyorautomatically.

Theflowerbudofawaterlily百合opensatsunsetsince.itsopeningistriggered(commence).bythedecreasedlight.