1. The stairs spiraled round the central pillar . 楼梯绕着中央的柱子盘旋上升。
2. The young people will be the pillar of society. 这个年轻人将是这个社会的栋梁。
3. The enterprise group is backbone and pillar of our national economy. 企业集团是我国国民经济的骨干与支柱。
英英解释
n.
1. a fundamental principle or practice
2. anything tall and relatively thin that approximates the shape of a column or tower
3. a prominent supporter
4. a vertical cylindrical structure standing alone and not supporting anything (such as a monument)
5. (architeture) a tall cylindrical vertical upright and used to support a structure