French drain

名词 n.
中文释义

英文释义

名词 n.
  1. A shallow trench, sometimes lined with tile or containing a perforated pipe, backfilled with gravel and then covered over, used to collect and channel runoff water.
  2. A gravel-filled corridor with a perforated pipe running through it that runs against the foundation footings of a building, used to collect ground water and drain it away from the building's interior.

词形变化

French drains plural

词源

Named after American inventor Henry F. French.
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