Gnathostomata
有颌类
🗣️ 情景例句
It is pleasant to jog in the early morning.
清晨慢跑很舒畅。
Young man may die but old men must die.
年轻人可能会死，老年人难免不亡。
Yes, thank you, Mr. Hu.
好的，谢谢胡老师。