U-s
abbr. upper-stage 上级，顶级
🗣️ 情景例句
It has six words.
有六个字。
It's about time.
时间差不多了。
As she emerged from her drifting cloud of gun smoke with the water churned to foam beneath her bow,
当"瓦萨号从弥漫的礼炮烟云中出现时，船头下浪花四溅，