🧩 词语组成解析
leaf
[lif]
n. 叶子;页;叶状的结构;金属薄片;
vt.& vi. 翻书（报）;
vi. 生叶;
🗣️ 情景例句
A professional writer?
职业写作人员？
He who does not advance falls backward.
不进则退。
The product gives you an edge over your competitors,I guess.
我认为你们的产品可以使你们胜过竞争对手。