驼背的英文：
crookback
have a bend of the back
humpback
hunchback
kyphorachitis
kyphos
kyphosis
rickets

参考例句：

A North American sunfish(Lepomis gibbosus)having a rounded,mostly orange body with a bright red spot on each gill cover.
瓜仁太阳鱼北美洲的一种有桔色的圆体且每侧鳃盖上有一红色亮点的太阳鱼(驼背鳞鳃太阳鱼)

An abnormally curved or hunched back.
驼背不正常地弯曲或隆起的背部

Abnormal rearward curvature of the spine,resulting in protuberance of the upper back;hunchback.
脊柱后凸，驼背脊椎不正常地向后弯曲，导致背部上方凸出;驼背

He who laughs at crooked men should walk very straight
要笑别人驼背,先要把自己的身子挺直。

A deformity of the back in human beings caused by an abnormal convex curvature of the upper spine.
驼背人类背部的变形，由脊柱上部不正常的弯曲凸起造成

He used to stoop, but he did exercises to make his shoulders straight
他过去驼背,但他坚持锻炼,现在已腰板挺直了。

Samuel's father was a stooped, gray-haired man, his face worn and wrinkled.
塞缪尔的父亲是个驼背的、灰头发的人，脸色憔悴，布满了皱纹。

"He was far from being handsome. Along with a rather short stature, he had a hunchback."
他长得其貌不扬。除了个子十分矮小之外,还长着一个驼背

samuel's father was a stooped, gray-haired man, his face worn and wrinkled
塞缪尔的父亲是个驼背、灰白头发，脸色樵悴，布满了皱纹。

Along with a rather short stature, he had a grotesque hunchback
除了个子十分矮小之外,他还有一个长得奇形怪状的驼背。

crookback是什么意思：
n. 驼背
have是什么意思：
v.[T]
1.有
2.怀有，知道，明白，表示（同情等）
3.做（动作），从事
4.吃，喝，吸（烟）
5.取得，接受
6.享受，遭受
7.[常与否定连用]允许，容忍
8.邀请，接待，放置
9.[后接不定式]必须，不得不
10.坚持说
11.生育
12.【口】胜过，取得对…的控制
13.【口】[常用被动态]哄骗，上当
14.雇用
15.【俚】贿赂，收买
16.【俚】[在两性关系方面]占有，与（女人）性交
aux.v.
1.[加过去分词，构成完成时]已经，曾经
2.[用于虚拟语气]
n.
1.[常作haves]富人，富国，拥有者
2.【俚】欺骗，诈骗
bend是什么意思：
v. （使）弯曲，成角度，拉；弯腰；专心；歪曲，篡改；低（头）；屈从
n. 弯曲处，拐弯，弯道

If we bend a rod, it bends.
如果我们弯曲一个杆，它会弯曲。

The frictional restraint to bending has an effect on bending.
弯曲的摩擦约束力对弯曲有影响。

An instance of bending,warping,or crumpling;a bend or bulge.
弯曲，褶皱;鼓胀