英和和英

an average

about average

above the average

take an average

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

to take the average―strike an average

average tare

a weighted average

the weighted average

average stature

below (the) average

to keep the equilibrium―keep the equipoise

to keep two forces in equilibrium―keep two weights in equipoise―counterbalance the excess―counterpoise the excess

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

the average score

below the average marks

lower than average

the mean value

work out an average

the deviation from the mean

It is just up to par.

It does not come up to par.

strike an average

to an intermediate degree

a medium

the average marks

an average wage

more than half

a moderate

the state of being that is average