| 释义 |
DEFINITIVE EXAMPLES 权威例句〔involucel〕A secondary involucre, as at the base of an umbel within a compound umbel.次总苞，小总苞：次级花被，如处于复合伞形花序中一个伞形花序基部之花被美国传统〔ray〕A branch of an umbel.伞形花序柄：伞形花序的分枝美国传统〔umbellifer〕An umbelliferous plant.伞形花序的植物美国传统〔umbel〕A flat-topped or rounded flower cluster in which the individual flower stalks arise from about the same point, as in the geranium, milkweed, onion, and chive.伞形花序：单个花茎大致上总从同一个地方长出的，顶端扁平或圆的花序，如天笠葵、乳草、洋葱和细香葱美国传统 |