Monogerm
a. [植]单胚的
🗣️ 情景例句
I think we're having communication problems again.
我想我们又遇到语言沟通的问题了。
You (or One) cannot make a silk purse out of a sow's ear.
粗瓷碗雕不出细花来。
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。