🧩 词语组成解析
a. 有细齿的, 锯齿状的
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
I recently broke up with my boyfriend. I was really bummed out.
最近我和男朋友分手了。我真沮丧。
I'm telling the truth. I'm not lying.
我说真的，不骗你。
It's a bike.
一辆自行车。