Intrastructure
内壳构造
🗣️ 情景例句
Who has torn these pages out of the book?
谁撕掉书上的这几页？
If you had gotten up earlier,you would have had time for breakfast.
如果你更早起床，你就有时间吃早餐了。
Take care of yourself.
照顾好你自己。