Dilvar
迪尔瓦镍铁合金
🗣️ 情景例句
I have a job, and I have Michelle.
我有工作 ，我也有Michelle。
I wonder if it will be too tight.
我不知道它是不是会太紧。
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。