aster

名词 aster:

1. any of various chiefly fall-blooming herbs of the genus Aster with showy daisylike flowers
2. star-shaped structure formed in the cytoplasm of a cell having fibers like rays that surround the centrosome during mitosis

as.ter

n.（名词）
Any of various plants of the genusAster in the composite family, having radiate flower heads with white, pink, or violet rays and a usually yellow disk.
紫菀属植物：一种菊科紫菀 属的植物，有带白、粉、或蓝紫色伞形放射状头状花序，花盘一般为黄色
The China aster.
翠菊
Biology A star-shaped structure formed in the cytoplasm of a cell and having raylike fibers that surround the centrosome during mitosis.
【生物学】 星状体：在细胞浆内形成的星状结构，在有丝分裂期间有棱形纤维环绕中心体

来源：
Latin astôr [a plant, star]
拉丁语 astôr [植物，星]
from Greek astôr * see ster- 3
源自 希腊语 astôr *参见 ster- 3