Primaries
n. 基元；主翼羽, 比较原色（primary复数）
🗣️ 情景例句
My vacation was wonderful.
我的假期棒极了！
To answer the first part of your question, I'd like to say that our studies were very extensive.
你问题的第一部分，我要说的就是我们的研究非常广泛。
I think all the changes are easy to see.
我想所有修改过的地方都很容易看出来吧