Kva
[电] 千伏安
🗣️ 情景例句
And Richard thanks you.
Richard也会感谢你。
I wish you to be more careful.
我希望你更谨慎。
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。