Meaning and Usage
"无力" literally means "without strength" or "powerless." It is commonly used to describe physical weakness, lack of energy, or inability to handle a situation effectively.
Common Contexts
- Physical weakness due to illness or fatigue.
- Feeling powerless or incapable in a challenging situation.
- Poor performance due to lack of strength or ability.
Collocations and Patterns
- 无力 + verb (e.g., 无力走路, 无力解决) to express inability to perform an action.
- 发挥无力 (perform weakly) often used in sports or work contexts.
Nuances
Using "无力" implies a noticeable lack of strength or capability, often with a sense of helplessness. It is more formal and descriptive than colloquial expressions like "累" (tired). Avoid confusing it with "没有力气," which is more casual and physical; "无力" can also describe abstract inability.
Summary
"无力" is a versatile adjective describing both physical and metaphorical lack of strength or power. It is useful in medical, emotional, and performance-related contexts.