V2EX floodmark

Floodmark

Definition / 释义

n. 洪水痕迹;洪水水位线(洪水退去后在墙面、树干、岩石等处留下的泥痕或水位高度标记,用于表明洪水达到的最高或某一特定水位与范围)。

Pronunciation / 发音

/fldmrk/
/fldmk/

Examples / 例句

The floodmark on the wall showed how high the water rose.
墙上的洪水痕迹显示水位曾涨到多高。

Investigators mapped each floodmark along the river corridor to reconstruct the peak flow and estimate which neighborhoods were most at risk in a future storm.
调查人员沿着河道记录每一处洪水痕迹,以复原洪峰流量,并评估未来暴风雨中哪些社区风险最高。

Etymology / 词源

flood(洪水)+ mark(标记、痕迹)构成的复合词,字面意思就是“洪水留下的标记/痕迹”。常见于水文、地理与灾害评估语境,用于依据可见痕迹推断历史水位与淹没范围。

Related Words / 相关词

Notable Works / 文学与作品例证

该词更常见于水文与灾害调查类权威写作(而非小说等纯文学)中,例如:

  • 美国地质调查局(USGS)洪水调查与水文技术报告(如 USGS Water-Supply Papers、洪水现场调查报告中常用 floodmark(s) 记录最高水位)
  • 美国国家海洋和大气管理局(NOAA)及各地水文/气象部门的洪水复盘报告
  • FEMA 等机构的灾后评估与风险制图文件(以洪水痕迹校准淹没范围与模型)
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