Primaries
n. 基元；主翼羽, 比较原色（primary复数）
🗣️ 情景例句
Yes. I wonder if you can send up some of boiling water for me.
是的，你可以送点开水上来吗？
I haven't heard from him for a long time.
我很久没有收到他的信了。
Oh, look! It's like new again! Thank you very much, Uncle Wang.
噢，你瞧！又像新的了！非常感谢你，王叔叔。