plumb line

短语

铅垂线

词形变化

plumb lines 复数 plumb lines

别名

plumbline

释义与例句

n.
  1. 1.

    A cord with a weight attached, used to produce a vertical line; a plummet.

  2. 2.

    Any vertical reference line.

词汇关系

名词

同义词 1

perpendicular

上位词 1

cord

下位词 3

leadline plumb rule sounding line

部分词 3

plumb plummet plumb bob

词源

From Middle English plumblyne, equivalent to plumb + line.

来源：wiktionary