River system
[经] 河川系统
🧩 词语组成解析
river
['rivə]
n. 河，江;溪，巨流;
🗣️ 情景例句
I've decided to stay at home and be a full-time mother.
我决定留在家里做一个专职母亲。
Heh, heh, my bag is large but light.
哈，哈，我的袋子虽然大，但是轻啊。
These alone took sixteen months to build.
仅这两座塔就花了16个月才建成。