The system produced enough energy to heat several thousand homes.
系统产生的能量足以给几千户人家供暖。
You are probably well enough to take a little light exercise.
你恢复得不错,大概可以做些轻微的运动了。
Would you be kind enough to close the window?
请把窗子关上好吗?
I couldn't get close enough to see.
我无法靠得很近去看清楚。