Region-based
基于区域
🧩 词语组成解析
v. 立基于, 以…为基础（base的过去式和过去分词）
🗣️ 情景例句
I don't understand.
我不懂你在讲什么。
We should keep them informed of what is going on here.
我们应该让他们知道这里发生的事情。[分词作定语]
Later we learnt that there was a very important person on board.
后来我们才得知，飞机上坐了一位非常重要的人物。