Prepyloric sphincter
[医] 幽门前括约肌
🧩 词语组成解析
幽门前的, 位于幽门前方的
n. 括约肌\\n[医] 括约肌
🗣️ 情景例句
Keep the change for yourself.
找回的钱你留着。
The doctor said I looked pale and tired.
医生说我看起来苍白和疲倦。
Excuse me, please. Where's the nearest men's room?
劳驾，离这儿最近的男厕所在哪儿？