不變量

invariant quantity / invariant (math.)

no; not so / (bound form) not; un-

constant / unvarying / (math.) invariant

to change / to become different / to transform / to vary / rebellion

variable (math.)

to measure

capacity / quantity / amount / to estimate / abbr. for 量詞|量词[liang4 ci2], classifier (in Chinese grammar) / measure word