| 释义 |
Definition of rocker-bottom in English: rocker-bottomnoun 1A convexly curved underside, as of some types of rail truck, boat, etc.; compare sense 9b. 2Medicineattributive designating a foot characterized by convexity of the sole or weight-bearing surface, and the deformity of having such a foot.
Origin Mid 19th century; earliest use found in The Mechanics' Magazine. Definition of rocker-bottom in US English: rocker-bottomnoun 1A convexly curved underside, as of some types of rail truck, boat, etc.; compare sense 9b. 2Medicineattributive designating a foot characterized by convexity of the sole or weight-bearing surface, and the deformity of having such a foot.
Origin Mid 19th century; earliest use found in The Mechanics' Magazine. |