词汇	双环萼
释义	双环萼医dicyclic calyx
随便看	optical narrowband filter Optical Navigation Attachment optical navigation system optical navigator optical negative crystal optical nerve optical nerve contusion optical nerve crash optical nerves in-jury optical netowiks Opticalnetwork optical network optical network architecture optical network classification optical network communication optical network design optical networking optical-networking optical networking Broadband infrastructure optical-networking unit optical network interface Optical network interface card optical network performance optical networks optical network security