| 释义 |
ascaris Zool.|ˈæskərɪs|
[mod.L. (Linnæus, 1758), ad. Gr. ἀσκαρίς intestinal worm: see Ascarides.]
The sing. of Ascarides; a parasitic nematode worm belonging to the genus so called.
1797Gmelin tr. Linnaeus' Syst. Nat. Hist. XIII. 486 Intestinal Worms..within other animals. Ascaris—Body round, tapering each way; head with three vesicles. 1807Morris & Kendrick Edin. Med. Dict. s.v. Ascaris, The body of the ascaris is cylindrical, filiform, and tapers at both ends. 1927Haldane & Huxley Animal Biol. ii. 59 The number of chromosomes is always the same for a given race of animals or plants..in the Mexican salamander 28; in Ascaris 4. 1962Lancet 29 Dec. 1360/2 Only 17% were found to be free from intestinal parasites, of which trichuris (in 72%) and ascaris (23%) were common. |