plumb-line

英 [p'lʌml'aɪn] 美 [p'lʌml'aɪn]

• 铅锤线,铅垂线

英英释义

名词 plumb line:

1. a cord from which a metal weight is suspended pointing directly to the earth's center of gravity; used to determine the vertical from a given point

词汇搭配

• plumb line 铅垂线
• curvature of the plumb line 垂线曲率
• plumb line deflection 垂线偏差
• deflection of plumb line 垂线偏差