crutch
n
1 support in the form of a pole, placed under the armpit to help a lame person to walk(病人用的)拐杖
a pair of crutches 一副拐杖
go about on crutches 撑著一副拐杖走来走去. =>illus 见插图.
2 (fig 比喻) person or thing that provides help or support 提供帮助或支持的人或事物
He uses his wife as a kind of crutch because of his lack of confidence. 他缺乏自信心, 总把妻子当作主心骨.
3 = crotch.