Footedness
利足性
🗣️ 情景例句
I lost it all.
我全输了。
His house is in a convenient place, near the station.
他的家在车站附近，是一个方便的地方。
may have left an automatic messenger behind to await the possible awakening of an advanced civilization.
很可能会在离开太阳系时留下自动化信息装置，等待先进文明的觉醒。