🧩 词语组成解析
a. 圆齿状的, 钝齿形的, 具圆齿的\\n[医] 纯锯齿形的, 有小裂口的(叶缘)
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
Would you like to call home?
你想跟家里通个电话吗？
Speech is silver,silence is gold.
言语是银，沉默是金。
Oh, look! said Ann. What's that? She pointed at one of the things.
“看啊！”安说，“那是什么？”她指着一件展品问。