n.軟墊；緩沖器
動詞cushion的現(xiàn)在分詞形式.
It was the idea of supporting a craft on a pad, or cushion, of low- pressure air, ringed with a curtain of higher pressure air. 這頂計劃是將船支承在低壓空氣墊或低壓空氣軟墊上，低壓空氣周圍圍著較高氣壓空氣幔。
He comforted his back with soft cushions. 他鋪上軟墊使背部舒適些。
