U-s
abbr. upper-stage 上级，顶级
🗣️ 情景例句
Thank you very much.
谢谢你。
The color from my red socks ran because I used hot water in the wash.
由于用热水洗，所以红袜子的颜色渗出来了。
Yet to both classes, the need of an alternative outlook,
然而对这两种人来说，都需要换一换脑子，