Diprotodon
双门齿兽（生活于澳大利亚）
🗣️ 情景例句
It's tough getting an O.K. from the boss.
很难从老板那听到声“同意”。
It's really different from what I expected.
确实和我想象的不一样。
It 'flies', therefore, but it cannot fly higher---
这样，船就能飞了，但飞不高。