英和和英

effective and practical

prosperity and profitability

skillfulness and unskillfulness

profit and loss

profit and loss

Utilities & Utilities Summary

the state of having no effect or validity

poverty and success

advantages and disadvantages

the gains and the losses

The improvement of work efficiency

effectiveness of matter (be effective or beneficial, have beneficial effects)

the state of an effect being biased

power to be effective

cause and effect

cause and effect

cause and effect

cause and effect

quality and quantity

power and popularity

in an effective manner

action and reaction

action and reaction

unskillfulness resulting from a lack of efficiency

power system efficiency improvement project

be in effect

the condition of being ineffectual

merits and demerits

implementation and coping

That efficiency deteriorated.