| 释义 |
- n.链状；【数学】悬链线状；(电缆)吊线；垂度
- adj.链状的；【数学】悬链线状的；(电缆)吊线的
- 网络接触网；悬索；垂曲线
n. | 1. the curve adopted by a length of heavy cable, rope, or chain of uniform density, hanging between two points, or something with this shape 2. a suspended overhead power cable that supplies current to trolleybuses, trams, and most electric trains |
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