Sigmoid fossae
[医] 乙状窝(乳突的S字形沟)
🧩 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
pl. 窝, 凹\\n[医] 窝, 凹
🗣️ 情景例句
Shut up!
闭嘴！
The racer's car burst into flames just as he had crawled out.
当赛车手爬出车子后不久，汽车就爆炸燃烧了起来。
I don't mind. Either time is OK.
我不介意什么时候。都行。