The notes were always on scratch paper or the back of an envelope, nothing fancy.
这些笔记总是在便笺或信封背面上,没什么特别的。
...a piece of scratch paper.
...一张便笺。
See also: scratch paper
👨🏻🏫 Mr. Ng 柯林斯詞典 📚 – collins.mister5️⃣.net切換為繁體中文