sunflower

Any plant of the genus Helianthus, so called probably from the form and color of its floral head, having the form of a large disk surrounded by yellow ray flowers.

Any plant of the genus Helianthus, so called probably from the form and color of its floral head, having the form of a large disk surrounded by yellow ray flowers.

The commonly cultivated species, Helianthus annuus, a native of America.

A bright yellow, like that of the flower petals.

向日葵

日头花

葵花

Any flat, radially symmetric organic compound, such as coronene.

Synonym of worm-star.

An Automatic Warning System (AWS) indicator in the driver's cab that is displayed after a driver has acknowledged an audible warning, which consists of a yellow circle enclosing a white circle, with black spokes overlaid.