Primaries
n. 基元；主翼羽, 比较原色（primary复数）
🗣️ 情景例句
Oh, thank you.
谢谢你。
I worked as an intern in that firm last summer.
去年夏天我在那家商行实习。
Fifteen policemen had to push very hard to get him off the main street.
15个警察不得不用很大的力气把它推离主要街道。