精疲力竭

Essence; pure part of a substance; spirit or mind; mythical goblin; semen; highly perfected; elite; proficient; extremely.

To be weary or exhausted; feeling tired; to make tired; to be fed up; weak or aged; low prices and slow sales.

Power; force; strength; ability; effort; influence; energy; to exert oneself; surname Li.

to exhaust; to drain dry; to use up completely; to exert oneself to the utmost