剩余

remainder / surplus

to remain / to be left / to have as remainder

surname Yu

(archaic) I / me / variant of 餘|余[yu2], surplus

extra / surplus / remaining / remainder after division / (following numerical value) or more / in excess of (some number) / residue (math.) / after / I / me

(economics) surplus value

residual radioactivity

the Remainder Theorem

residual radiation

Chinese remainder theorem (math.)

supernova residue (a type of nebula)