🧩 词语组成解析
奥里诺科河[南美洲北部]
river
['rivə]
n. 河，江;溪，巨流;
🗣️ 情景例句
couldn't you?
不是吗？
Ouch! I fell down and cut my knee!
好痛呦！我跌倒割伤了膝盖！
Bones were carved into needles and tools, and the teeth were used to make necklaces.
骨头则雕琢成针和工具，牙齿用来作项链。