Pdq
马上, 很快, 立刻\\n[计] 预测差分量化器
🗣️ 情景例句
I happen to have
我这儿碰巧有一项
The house needs painting.It's in bad condition.
房子需要上油漆。房子的情况很糟糕。
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.
用一个气垫来支撑船体，低压空或软垫，软垫周围用高压空气环绕。