Terrestrial guidance
[航空学]地球基准导引
🧩 词语组成解析
🗣️ 情景例句
Have fun and be careful.
好好玩，但小心点哦。
When poverty comes in at the door, love flies out at the window.
贫穷进门来，爱情飞窗外。
I'm planning to do a special study of satellites next term.
我计划下学期就卫星的问题做些特别的研究。