Serofluid
浆液
🗣️ 情景例句
Thanks a million.
非常感谢。
Father has prescribed a course of action for my bother.
父亲指使弟弟的行动。
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。