充沛的精力用英文怎么说

充沛的精力用英语可以表示为 "plenty of energy" 或 "abundant energy".

"Plenty" 来自于中古英语 "plente"，意思是 "充足的"，而 "energy" 是指 "精力"或 "活力"。

例句:

I woke up this morning with plenty of energy.
(我今天早上醒来时精力充沛)
He always has abundant energy to tackle any task.
(他总是有充足的精力去应对任何任务)