Annul a treaty
废除条约
🧩 词语组成解析
🗣️ 情景例句
I'd like to make a couple of proposals to improve the whole situation.
为了改善整个局面，我们提出若干建议。
To swing
打秋千
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。