v.损毁，损伤,
Merriam-Webster Online Dictionary
mar (verb)transitive verb
1.
to detract from the perfection or wholeness of - spoil
2.
archaic
a) to inflict serious bodily harm on
b) - destroy injure
something that mars - blemish
March
maritime
Merriam-Webster Online Thesaurus
mar (noun)something that spoils the appearance or completeness of a thing
SYNONYMS:
blight, blotch, defect, deformity, disfigurement, excrescence, excrescency, fault, flaw, imperfection, mar, mark, pockmark, scarRELATED WORDS:
abnormality, distortion, irregularity, malformation, misshape; bug, glitch, kink; blot, blur, spot, stain, taint; damage, defacement, impairment, injury; failing, weaknessNEAR ANTONYMS:
adornment, decoration, embellishment, enhancement, ornament1.
to affect slightly with something morally bad or undesirable
SYNONYMS:
blemish, darken, mar, poison, spoil, stain, tarnish, touch, vitiateRELATED WORDS:
begrime, besmear, besmirch, blacken, blur, cloud, dirty, discolor, pollute, smear, smirch, smudge, smut, soil, sully, tar; abase, cheapen, debase, degrade, demean, discredit, disgrace, dishonor, foul, lower, shame, sink; bastardize, corrupt, debauch, demoralize, deprave, pervert, subvert; color, distort, twistNEAR ANTONYMS:
cleanse, purify; dignify, elevate, ennoble, enshrine, glorify, hallow, magnify, uplift2.
to reduce the soundness, effectiveness, or perfection of
SYNONYMS:
blemish, bloody, break, compromise, crab, cripple, cross (up), deface, disfigure, endamage, flaw, harm, hurt, impair, injure, mar, spoil, vitiateRELATED WORDS:
deteriorate, enervate, enfeeble, undermine, weaken; erode, scour, wash out, wear (away); blight, tarnish; dent, ding, dint; botch, gum (up), queer; lacerate, wound; disable, hamstring, lame, maim, mangle, mutilate, torment, torture; annihilate, bang up, bash, batter, clobber, crush, dash, decimate, demolish, desolate, destroy, devastate, do in, pulverize, raze, ruin, scourge, shatter, smash, tear down, total, waste, wipe out, wreckNEAR ANTONYMS:
cure, heal, help, rectify, rehabilitate, remedy; edit, remodel, revise; ameliorate, better, enhance, enrich, improve, meliorate, perfect, refine