While Billie Holiday did not invent the music called "the blues", she most assuredly helped popularize it.

The flower bud of a water lily 百合 opens at sunset since .its opening is triggered(commence) .by the decreased light.

Communication is one of the most important bonds that hold cultural systems together.

Some sea urchins海胆 have venomous (toxin) spines

Ella Grasso, elected governor of Connecticut in 1974, supported the enactment (given, granted) of a freedom-of-information law.

Mary McCarthy s satires 讽刺文学 are couched in a prose style that has a classic precision.

Formulated in 1823, the Monroe Doctrine asserted that the Americas were no longer open to European colonization.

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

The economy of Dallas, Texas, is strong and diversified .

In 1974 Henry Aaron broke Babe Ruth's monumental lifetime record of 714 home runs.