Sigmoid flexure
n. 乙状结肠
🧩 词语组成解析
a. S字形的, 乙状结肠的, C字形的\\nn. 乙状结肠
n. 屈曲, 折褶, 弯曲部分\\n[化] 挠曲
🗣️ 情景例句
What a pleasant surprise running into you.
碰见你真是太棒了！
If he doesn't accompany him, I will.
如果他不，我将陪伴他。
When he landed near Dover, the first person to greet him was a local policeman.
当他在多佛着陆后，第一个迎接他的是当地一名警察。