Sigmoid sulci
[医] [颞骨]乙状沟, 乙状窝
🧩 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
[医] 沟
🗣️ 情景例句
We haven't heard from him for weeks but we're still hoping for a letter.
我们已经有几个星期没有他的消息，但仍然盼望着他的来信。
The ox is never woe,till he to the harrow go.
挂耙去耕地，牛才知辛苦。
Slowly, she said, We were all here before you. You must wait for your turn. Do you understand?
“我们这儿个个都排在你前面。你得等轮到你才行。你懂吗？”