Vertiality
垂直性
🗣️ 情景例句
We will also need a letter of recommendation.
我们还要求一封推荐函。
While you were writing letters,I was reading a book.
当你正在写信时，我正在读一本书。
Even the bull seemed to feel sorry for him,
因为它一直同情地看着醉汉，