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
I attended college on an athletic scholarship.
我靠体育奖学金上的大学。
Did you see him yourself?
你自己亲自看到他吗？
She's been there for two months. She's been there since September.
她进校有两个月了。她自9月份起便在那儿学习了。