Slu
abbr. slough 泥沼; special liaison unit 特派联络单元
🗣️ 情景例句
What are you doing up this late?
这么晚你不睡在干什么？
You make the failure complete when you stop strying.
不再努力之时，就是完全失败之日。
The currents of air that the walls of the ship direct upwards, as well as in the line of its course, are enough to give the great bird with its immense wings sufficient sustenance and progress.
沿船体的上升的气流和沿航线向前的气流给这种巨翼大鸟以足够的浮力和推力。