Aleprestic acid
[化] 环戊烯戊酸
🧩 词语组成解析
🗣️ 情景例句
Absolutely.
当然。
I used to set my alarm clock for exactly 7 a.m.
我过去常将闹钟调为上午7点整。
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。