| 单词 | lead line |
| 释义 | lead line (once / 79861 pages) n WORD FAMILY lead line: lead lines USAGE EXAMPLESThe utility says it will replace all of its lead lines over the next four years. Washington Times(Jan 01, 2017) According to the American Water Works Association, there are 6 million lead lines in American water systems today. US News(Jun 29, 2016) Related: Philadelphia water department faces class action lawsuit over water testing Further, some cities have shown it is possible to replace lead lines. The Guardian(Jun 04, 2016) n (nautical) plumb line for determining depth Syn|Hyper sounding line perpendicular, 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 |
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