| 释义 |
avian, a.|ˈeɪvɪən|
[f. L. avi-s bird + -an; cf. apian.]
Of or pertaining to birds.
1870Rolleston Anim. Life Introd. 49 Peculiarities which distinguish the Avian from the Reptilian organism. 1879Cornh. Mag. June 722 The avian system of architecture.
▸ avian flu n. = avian influenza n. at Additions.
1983Daily Intelligencer (Montgomery County, Maryland) (Electronic text) 9 Nov. The U.S. Agriculture Department will foot the bill for slaughtering up to 3 million chickens in Pennsylvania with a fatal form of *avian flu. 1998Environmental Health News 5 June 10/4 As a result of the recent Avian Flu food scares, the Hong Kong Food Council decided to promote Basic Food Hygiene Training. 2004N.Y. Times (National ed.) 20 Apr. a19/3 Inside a human host, the viruses for avian and human influenzas could swap some genetic material, creating an avian flu that transmits readily from person to person.
▸ avian influenza n. Med. and Veterinary Med. an acute, infectious, often fatal disease affecting birds (esp. poultry), caused by any of several types of influenza virus; (also) influenza in humans and other mammals caused by an avian virus; cf. bird flu n. at bird n. Additions.
1965Bull. World Health Organization 32 855 (title) *Avian influenza A viruses. 1979Proc. National Acad. Sci. U.S.A. 76 6550/2 Recombination in nature among avian influenza A viruses has been observed..and data have been presented suggesting this mechanism for the emergence of several human pandemic strains. 2003Farmers Guardian 14 Mar. 89/5 Imports of live poultry and hatching eggs from the Netherlands to the UK have been banned following suspicion of avian influenza. |