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
We're already scheduled elsewhere.
我们已经有其他安排了。
I worked at the garage this morning.
我今早在车房工作。
NASA is now going to put the telescope right,
国家航天局准备纠正这一错误，