双语例句
Making the steel plate fasten to the airproof ring tightly, so the plank will not teetertotter while meeting strong wind.
使压型钢板紧固于密封圈,遇强风时压型板不上下晃动。
词典释义:
跷跷板
Making the steel plate fasten to the airproof ring tightly, so the plank will not teetertotter while meeting strong wind.
使压型钢板紧固于密封圈,遇强风时压型板不上下晃动。