Foramina caecum
[医] 盲孔
🧩 词语组成解析
pl. 孔\\n[医] 孔
n. 盲肠\\n[医] 盲肠; 盲端
🗣️ 情景例句
but I have work to do.
但我有工作要做。
I'm pressed for money.
我苦于没钱。
it is now possible not only to locate a shoal but to tell if it is herring, cod, or other well-known fish, by the pattern of its echo.
不仅能够确定鱼群的位置，而且可以根据鱼群回声的特点分辨出是鲱鱼、鳕鱼，这是人们所熟悉的其他鱼。