subflooring 中文意思是什麼

subflooring 解釋
底層地板
  1. The floor joist was cracked and fractured, but no debris was deposited in the basement, as the subflooring remained intact.

    地板托梁破裂折斷,但是因地板下面安然無恙在地下室並未落下碎片。
  2. It was in the subflooring

    在地板下
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