Mobilities
(mobility 的复数) n. 可动性, 流动性, 机动性\\n[化] 迁移率
🗣️ 情景例句
It's a perfect day for a walk.
这可是一个散步的好天气。
It's essential to choose the right means of transportation.
选择合适的运输方式很重要。
There are also other varieties that do not live in groups at all.
还有别的类型的蜂，它们全然不过群体生活。