deviation
英 [diːvɪ'eɪʃ(ə)n]
美['divɪ'eʃən]
	    - n. 偏差;误差;背离
 
英英释意
- 1. a variation that deviates from the standard or norm;
 - "the deviation from the mean"
 
- 2. the difference between an observed value and the expected value of a variable or function
 
- 3. the error of a compass due to local magnetic disturbances
 
- 4. deviate behavior
 
- 5. a turning aside (of your course or attention or concern);
 - "a diversion from the main highway"
 - "a digression into irrelevant details"
 - "a deflection from his goal"