Descending colon
降结肠
🧩 词语组成解析
a. 下降的, 下行的\\n[计] 递减
colon
[kəu'ləun]
n. 冒号;<解>结肠;科郎（哥斯达黎加货币单位）;
🗣️ 情景例句
He did everything within his power to achieve the goal.
他竭尽全力去实现目标。
Never put off till tomorrow what you can do today.
今天能做的事绝不要拖到明天。
They look around ,but Li Mei did not wait for their thanks.
他们看看周围--但刘梅没有等他们感谢就走了。