Flexura sigmoidea
[医] 乙状结肠曲
🧩 词语组成解析
n. (=flexure)曲折, 折曲
🗣️ 情景例句
Robbie, would you bring the dessert plates.
Robbie，你把甜点盘子拿来好吗？
They that do nothing learn to do ill.
游手好闲，容易学坏。
The study of custom can be profitable only after certain preliminary propositions have been accepted,
只有在某些基本的主张被接受下来、同时有些主张被激烈反对时，