| 单词 | chordate |
| 释义 | chordate (once / 1688473 pages) adjn WORD FAMILY chordate USAGE EXAMPLESThen they had to narrow down the type of chordate to which it was most similar. New York Times(Mar 16, 2016) 1adj of or relating to or characteristic of the Chordata 2n any animal of the phylum Chordata having a notochord or spinal column Exp|Hypo|Hyper Lucy incomplete skeleton of female found in eastern Ethiopia in 1974 Sir Bartonthoroughbred that won the triple crown in 1919 Gallant Foxthoroughbred that won the triple crown in 1930 Omahathoroughbred that won the triple crown in 1935 War Admiralthoroughbred that won the triple crown in 1937 Whirlawaythoroughbred that won the triple crown in 1941 Count Fleetthoroughbred that won the triple crown in 1943 Assaultthoroughbred that won the triple crown in 1946 Citationthoroughbred that won the triple crown in 1948 Secretariatthoroughbred that won the triple crown in 1973 Seattle Slewthoroughbred that won the triple crown in 1977 Affirmedthoroughbred that won the triple crown in 1978 cephalochordate fish-like animals having a notochord rather than a true spinal column tunicate, urochord, urochordateprimitive marine animal having a saclike unsegmented body and a urochord that is conspicuous in the larva craniate, vertebrateanimals having a bony or cartilaginous skeleton with a segmented spinal column and a large brain enclosed in a skull or cranium fetus, foetusan unborn or unhatched vertebrate in the later stages of development showing the main recognizable features of the mature animal amphioxus, lanceletsmall translucent lancet-shaped burrowing marine animal; primitive forerunner of the vertebrates ascidianminute sedentary marine invertebrate having a saclike body with siphons through which water enters and leaves salp, salpaminute floating marine tunicate having a transparent body with an opening at each end doliolumfree-swimming oceanic tunicate with a barrel-shaped transparent body larvaceanany member of the class Larvacea appendiculariafree-swimming tadpole-shaped pelagic tunicate resembling larvae of other tunicates Amniotahigher vertebrates (reptiles, birds and mammals) possessing an amnion during development amnioteany member of the Amniota aquatic vertebrateanimal living wholly or chiefly in or on water gnathostomea vertebrate animal possessing true jaws birdwarm-blooded egg-laying vertebrates characterized by feathers and forelimbs modified as wings amphibiancold-blooded vertebrate typically living on land but breeding in water; aquatic larvae undergo metamorphosis into adult form reptile, reptilianany cold-blooded vertebrate of the class Reptilia including tortoises, turtles, snakes, lizards, alligators, crocodiles, and extinct forms mammal, mammalianany warm-blooded vertebrate having the skin more or less covered with hair; young are born alive except for the small subclass of monotremes and nourished with milk tetrapoda vertebrate animal having four feet or legs or leglike appendages animal, animate being, beast, brute, creature, fauna a living organism characterized by voluntary movement |
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