Hemimercaptol
[化] 半硫代半缩醛
🗣️ 情景例句
Oh, Mother. I forgot you still had it.
噢， 妈妈。我忘了你仍然保留着它。
When can we expect its delivery?
什么时间能发货呢？
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。