harmless
英 ['hɑ:mləs]
美['hɑrmləs]
	    - adj. 无害的;无恶意的
 
英英释意
- 1. not causing or capable of causing harm;
 - "harmless bacteria"
 - "rendered the bomb harmless"
 
- 2. not injurious to physical or mental health
 
- 3. not producing any toxic effects
 
- 4. unlikely to harm or disturb anyone;
 - "harmless old man"
 
- 5. not threatening to life or health; not malignant;
 - "a benign tumor is usually harmless"