Heterognathi
异颚目
🗣️ 情景例句
By this time next week we shall be in London.
下星期的这个时间我们将在伦敦。
Oh! I'm sorry. I wish you could stay.
哦，真遗憾，要是你能多呆一会儿该多好。
'He had travelled only seven miles across the Channel when his engine failed and he was forced to land on sea.
但他只在海峡上空飞行7英里，引擎就发生了故障，他只好降落在海面上。