sunk fence
有擋土牆的水溝;矮籬笆
Sunk imp. & p. p. of Sink.
Sunk fence, a ditch with a retaining wall, used to divide lands without defacing a landscape; a ha-ha.
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sunk fence
n : a ditch with one side being a retaining wall; used to divide
lands without defacing the landscape [syn: ha-ha, haw-haw]