Sigmoid cavity
[医] 乙状窝(指尺骨的棒月切迹及桡骨切迹或桡骨的尺骨切迹)
🧩 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
🗣️ 情景例句
I think you should call Rita Mae right now.
我想你现在就打电话给Rita Mae。
Come in and make yourself at home.
请进，别客气。
By this time, a Lancaster bomber in reasonable condition was rare and worth rescuing.
到了那个时候，状况良好的兰开斯特轰炸机实属罕见，值得抢救。