Secsy
[化] 自旋回波相关谱
🗣️ 情景例句
Who are you rooming with?
你和谁同屋？
The meat packing industry is developing fast.
肉类加工业发展迅速。
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。