
好词典

源自希腊语'astēr'(意为星星),因其花朵形状似星而得名,17世纪进入英语。
❶ 一种开花的植物,属于菊科,花朵呈星形,常见于秋季花园中。
“The garden was full of purple asters in September.”
(九月的花园里开满了紫色的紫菀花。)
“She planted asters along the fence for autumn color.”
(她沿着篱笆种了紫菀花,为秋天增添色彩。)
❶ 天文学中表示星形结构或星状图案,源自希腊语'星星'的意思。
“The microscope revealed an aster-shaped cell structure.”
(显微镜下显示出星状的细胞结构。)
“In biology class, we observed the aster during cell division.”
(生物课上我们观察了细胞分裂时的星状体。)
China aster — 特指原产中国的翠菊品种,花朵大而色彩艳丽。
“The florist recommended China asters for the wedding decorations.”
(花店老板推荐用翠菊来做婚礼装饰。)
aster family — 指菊科植物家族,包含雏菊、向日葵等众多花卉品种。
“Sunflowers and dandelions belong to the aster family.”
(向日葵和蒲公英都属于菊科植物。)