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
The newspapers don't come out till about ten o'clock.
报纸要差不多十点钟才出来。
I tried to telephone you but I couldn't get through.
我试着打电话给你，但都没有打通。
We spent some time looking around under the trees for some wood.
我们花了些时间在树下四周找木柴。