Penilloaldehyde
[医] 青霉醛
🗣️ 情景例句
This food is heavenly, isn't it?
这一顿太美好了， 是吗？
Yes, he speaks English perfectly.
是,他能流利地说英语。
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。