Diprotodon
双门齿兽（生活于澳大利亚）
🗣️ 情景例句
I have spent the last five years working specifically in this field.
过去五年我专门在这个领域里工作。
The farmers are the founders of civilization and prosperity.
农民是文化和繁荣的奠基者。
Yes, Miss Yang, said Meimei.
“是的，杨小姐，”梅梅说