Constrictor urethrae
[医] 尿道膜部括约肌
🧩 词语组成解析
n. 使压缩的东西, 缩肌, 大蟒\\n[医] 缩窄器; 缩肌
尿道
🗣️ 情景例句
His studies haven't been inproving lately.
他的学业最近没什么进步。
Unless there is a sudden change of political situation, it is not accepted to execute the contract only partially.
除非有什么突然的政局变化，否则执行部分合同不能被接受。
There is some difference between the twins.
这对双胞胎有点儿不一样。