Pelycephalometry
[医] 骨盆胎头测量法
🗣️ 情景例句
You do. You do. There's a book here.
当然 ，当然。书要出版。
How long will you remain here?
你将会在这里逗留多久？
Libraries made education possible, and education in its turn added to libraries: the growth of knowledge followed a kind of compound interest law, which was greatly enhanced by the invention of printing.
藏书使教育成为可能，而教育反过来又丰富了藏书，因为知识的增长遵循着一种“滚雪球”的规律。印刷术的发明又大大提高了知识增长的速度。