incredulous (adj.) : unwilling or unable to believe; doubting；skeptical不相信的；怀疑的
unsanitary (adj.) :not clean；harmful to health不卫生的；对健康有害的
shed (v.) : shed a natural growth or covering，as hair(毛发等)脱落
unsightly (adj.) :not sightly；not pleasant to look at；ugly不美观的；难看的；丑陋的
swim (n.) : current fashion潮流，时髦／砌the swim conforming to the current fashion赶时髦
gear (n.) :a specific adjustment 0f a toothed wheel(汽车等的)排挡
narrowly (adv.) : closely；carefully；thoroughly仔细地；严密地
attic (n.) :the room or space just below the roof of a house；garret顶楼，阁楼
covet [´k?vit] (v.) : want ardently；long for with envy垂涎；觊觎
cerebral (adj.) :appealing to the intellect rather than the emotions；intellectual 理智的；凭理智行事的
pin—up (adj.[colloq．]) : designating a girl whose sexual attractiveness makes her a subject for the kind of pictures often pinned up on walls[口](女子)其照片