1.
They are vertebrates, that is, animals that have backbones.
它们是脊椎动物，即有脊骨的动物。
2.
a genus of chordates in the class Larvacea.
幼虫时期具有脊骨的动物种类。
3.
Having a backbone or spinal column.
有脊椎的有脊骨或者脊骨结构的
4.
Shaped like or having a carina or keel; ridged.
象脊或龙骨的,有脊或龙骨的;成脊状突起的。
5.
having a ridge or shaped like a ridge or the keel of a ship: a carinate sepal.
有脊或龙骨的，形状象脊或龙骨的：龙骨状萼片。
6.
(zoology) having a backbone or spinal column.
（动物学）有脊椎或脊椎骨的。
7.
On the pelvic surface of the sacrum are four slight ridges.
在骶骨的骨盆里有四个小的脊。
8.
It is hard to imagine that a person does not have a spine, but spiritually some people are indeed spineless.
人没有脊骨是不可想象的，不过精神上有些人确实没有脊骨。
9.
The vertebrate spine or spinal column.
脊骨脊椎动物的脊椎或脊柱
10.
having or shaped like a carina or keel.
形状象脊或龙骨，有脊或龙骨。
11.
puffers having rigid or erectile spines.
长有硬而直立的脊骨的河豚。
12.
trunkfish having hornlike spines over the eyes.
眼睛上面有角状脊骨的箱魨。
13.
hog of the southern US with a spinal ridge on its back
美国南部的一种猪,背上有脊骨隆起.
14.
any of several fishes having rigid flattened spines.
几种长有硬而平的脊骨鱼。
15.
animals having a bony or cartilaginous skeleton with a segmented spinal column and a large brain enclosed in a skull or cranium.
有骨胳及软骨组织的动物，它们有分段的脊柱和内含大脑的头盖骨。
16.
Of, relating to, or of the nature of a vertebra.
椎骨的，脊椎的属于或关于椎骨的，具有椎骨特征的
17.
a powerful short-haired African hunting dog having a crest of reversed hair along the spine.
强壮的短毛非洲猎狗，沿脊梁骨有翻卷的鬃毛。
18.
All his business partners poke fun of him behind his back.
他所有的商业伙伴都在背后戳他脊梁骨，笑话他。