n.多余，过量,
Merriam-Webster Online Dictionary
surplus (noun)1.
a) the amount that remains when use or need is satisfied
b) an excess of receipts over disbursements
2.
the excess of a corporation's net worth over the par or stated value of its stock
Merriam-Webster Online Thesaurus
surplus (adjective)being over what is needed
SYNONYMS:
excess, extra, redundant, supererogatory, superfluous, supernumerary, surplusRELATED WORDS:
accessory, additional, supplemental, supplementary; de trop, dispensable, extraneous, gratuitous, needless, nonessential, uncalled-for, unessential, unnecessary, unneeded, unwanted; abundant, ample, bountiful, copious, plenteous, plentifulNEAR ANTONYMS:
deficient, inadequate, insufficient, meager ( meagre), niggardly, poor, scant, scanty, scarce, short, shortish, skimpy, sparsethe state or an instance of going beyond what is usual, proper, or needed
SYNONYMS:
bellyful, fat, overabundance, overage, overflow, overkill, overmuch, overplus, oversupply, plethora, plus, redundancy, superabundance, superfluity, surfeit, surplus, surplusageRELATED WORDS:
abundance, bounty, plentitude, plenty, profusion, sufficiency; overproduction, overstockNEAR ANTONYMS:
dearth, lack, scarcity, want