Lycopod
n. 石松属的植物
🗣️ 情景例句
I'd love a cup of coffee.
我是想来杯咖啡。
She's after a job in publishing.
她正在找一份出版业的工作。
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。