Dodecenedioic acid
[化] 十二碳烯双酸
🧩 词语组成解析
🗣️ 情景例句
I have worked hard at my major subject.
我对主修课特别用功。
Do you ever go swimming on the weekend?
你曾经在周末去游泳吗？
riding on its air cushion over a single rail, which it never touches,at speeds up to 300 m.p.h.----the possibilities appear unlimited.
靠气垫在单轨上行驶而不接触轨道，时速可达每小时300英里。气垫船的前途是不可限量的。