Palaeoheterodonta
古异齿目
🗣️ 情景例句
I graduated from Nanjing University.
我从南京大学毕业的。
A man that breaks his word,bids others to be false to him.
人不守信，无异于叫旁人对他失信。
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。