Cretacic
白垩统
🗣️ 情景例句
Uh, we're home now, Ellen.
噢 ，我们现在到家了， Ellen。
This nation is noted for its advanced technology.
这个国家以先进科技闻名。
I would be very grateful for information about entry to your college.
若能寄给我贵校的入学申请材料我将十分感激。