draincock

名词 n.
中文释义

英文释义

名词 n.
  1. A tap or valve used to draw off water (or other liquid) from the lowest part of a tank, boiler, etc.
    — His chief trouble was stray sheep, and he scared most of them off with the draincocks and whistle.

词形变化

draincocks plural drain cock alternative

词源

From drain + cock.
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