英和和英

to take the average―strike an average―find the mean

an average

the mean value

the balance of power

the average marks

to keep two forces in equilibrium―keep two weights in equipoise

to keep the equilibrium―keep the equipoise

the nth root of the product of n numbers, called the geometric mean

the mean temperature

life expectancy

the average rainfall

the state of being that is average

strike an average

take an average

average life span

average stature

It does not come up to par.

the deviation from the mean

about average

the average score

mean draught

average tare

It is just up to par.

the balance of power

They average a little over twelve―twelve and a fraction.

to counterbalance the excess―counterpoise the inequality

work out an average

compound annual growth rate

the action of taking the average of a numerical value

achieve or reach on average