Typical structure
[计] 典型结构\\n[化] 典型结构
🧩 词语组成解析
🗣️ 情景例句
when Teddy Roosevelt was President.
在Teddy Roosevelt当总统的时代。
When the fire started, I was writing letters.
当火起来的时候，我在写信。
Then she touched me lightly on my arm and made me burst into laughter.
然后她轻轻地触摸我的手臂，使我哈哈大笑。