Pelvicephalometry
[医] 骨盆胎头测量法
🗣️ 情景例句
OK. I can't believe it!
好的。我简直无法相信！
From across the room, David cast a glance at his brother.
隔着房间，大卫瞥了一下弟弟。
and then there are three thousand million other Milky Ways, or galaxies, in the universe.
况且在宇宙中还有30亿个天河，即银河系。