Apterygiformes
无翼鸟目
🗣️ 情景例句
Don't tell me.
别告诉我。
Do you build sand castles when you go to the beach?
你去沙滩的时候，堆沙丘城堡了吗？
with their fellow scientists either in other countries or in universities,
和其他国家、其他大学同行们