plumb-line
plumb-line是什么意思、plumb-line怎么读
vt. 用铅锤线测量, 检查, 探测
plumb-line汉语翻译
vt. 用铅锤线测量, 检查, 探测
plumb-line英语解释
名词 plumb-line:
- 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同义词：plumb line, perpendicular