Sigmoid notch
[医] 下颌切迹
🧩 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
notch
[nɑtʃ]
n. (V字形的)槽口;刻痕;<美>峡谷;等级;
vt. 砍，切;在…上作刻痕、开槽口;作刻痕计算;得分;
🗣️ 情景例句
How come he never got married?
为什么他不结婚？
His apology didn't seem sincere.
他的道歉看起来不是真诚的。
as Walter Sullivan has put it in his excellent book, We Are not Alone.
正如沃尔特·沙利文在其杰作《我们并不孤独》中阐述的。