🧩 词语组成解析
a. 锯齿状的\\n[医] 锯齿状的
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[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
When I was asked to speak in English.
刚才当被要求说英语的时候。
If you expect to enter the university,you should apply now.
如果你期望进入大学，你现在应该申请。
Congratulations! your bid has won.
恭喜！你得标了。