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
The weather during our holiday was perfect.
我们度假时天气好极了。
These shoes are worn-out.They've lasted a long time.
这些鞋子旧了。已经用了很长时间了。
Which part of England do you come from?
你从英国的什么地方来？