Traversability
可遍历性
🗣️ 情景例句
Twenty-one inches.
二十一英尺。
A good book is a best friend who never turns his back upon us.
一本好书，莫逆之交。
Once in a while sailors came down, Kunta thought, to carry sick men upstairs for treatment.
偶尔水手下来，孔塔猜想是把生病的人抬上去进行治疗。