Polypetipe
缩多氨酸
🗣️ 情景例句
My vacation was wonderful.
我的假期棒极了！
The young man had been well aware of her presence at the party.
那个年轻人早已注意到她在宴会上。
But why did white people want to catch Africans and put them in chains?
但是为什么白人要把非洲人抓起来，戴上镣铐呢？