Boundary river
[法] 疆界河流, 边界河流
🧩 词语组成解析
river
['rivə]
n. 河，江;溪，巨流;
🗣️ 情景例句
Hi! What happened?
嗨 ！怎么回事？
Diligence is the mother of success.
勤奋是成功之母。
Good idea.
好主意。