Sdj
[医][=sigmoid-descending colon junction]乙状结肠降结肠交接处
🗣️ 情景例句
And this gentleman is my grandfather, Malcolm Stewart.
这位绅士是我祖父Malcolm Stewart。
Have you send him any pencils?
你送他铅笔吗？
and assuming such an automatic messenger picked up our first broadcasts of the 1920's,
假定外星人的这种自动化信息装置接收到了我们二十世纪二十年代的第一次广播信号，