JMdict: 1472390

排水溝 【はいすいこう】

  1. [n] drainage; gutter; ditch
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Kanji in this word:

Kanji Meanings On Readings Kun Readings Grade
Repudiate, Exclude, Expel, Reject, Line Up, Arrange ハイ
Water スイ みず, みず- 1
Gutter, Ditch, Sewer, Drain, 10**32 コウ みぞ