✅ 同义词
🗣️ 情景例句
What a beautiful day!
今天的天气真好！
Life is long if you know how to use it.
如果懂得好好利用，生命就长了。
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。