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 wouldn't miss a day even if I were really sick.
即使我真的病了，也不想错过一天。
I'm going to the bookstore. Will you go with me?
我要去书店，你和我去吗？
Both these ships set out from Shanghai on June 18th, 1872 on an exciting race to England.
两船于1872年6月18日同时从上海启航驶往英国，途中展开了一场激烈的比赛。