Cervimeter
[医] 子宫颈测量器
🗣️ 情景例句
I must meet the deadline.
我必须赶上最后期限。
Where can I wash my hands?
请问洗手间在哪里？
Between 1850 and 1910 the bison population is thought to have fallen from 60 million to just a few hundred.
人们认为，在1850年到1910年之间，野牛的头数从6，000万头降到只有几百头了。