Boeman
[计] 波音机器人
🗣️ 情景例句
OK?
好吗？
To carry a tray of food
用盘子端食物
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。