Ameliorative
a. 起改善作用的
✅ 同义词
🗣️ 情景例句
No, but I've read enough about it.
不曾，不过我常常读到有关它的报导。
Don't let me down.
不要让我失望。
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。