Stairhead
n. 楼梯顶
🗣️ 情景例句
The rules ought to be observed.
这些规则就予以遵守。
I will take a helicopter.
我将去搭直升飞机。
Moondwellers will be able to fly in space at only three percent of the cost of similar journeys by their terrestrial cousins.
月球居民在太空遨游的费用仅是地球上朋友飞越同样路所需费用的3%。