即兴创作 improvise extemporize adlib spontaneous impromptu

　　忧郁 gloomy somber melancholic

　　有礼得体：amiable, congenial, decorous, deferent, irreproachable, seemly

　　勤奋 assiduous sedulous diligent industrious

　　谦虚 humble unpretentious unassuming modest

　　友好的，和蔼可亲的 amiable amicable affable benign genial congenial

　　冲动的 impulsive impetuous

　　性情多变 mercurial temperamental whimsical fickle volatile

　　好气味 fragrance scent aroma

　　敏锐 acute keen discriminating discerning perceptive insightful

　　高傲 arrogant haughty supercilious overbearing overweening egotistical smug impudent imperious insolent dismissive contemptuous disdainful hubris

　　奉承 fawn adulate flatter (Verb) toady sycophant (Noun) servile obsequious subservient (Adj)

　　沉默寡言 reticent reserved taciturn restrained withdrawn

　　慷慨 openhanded freehanded generous benevolent bountiful munificent

　　轻浮 frivolity lightness levity buoyant

　　不开心 depressed dispirited downcast dejected

　　尖酸刻薄 acerbic acrimonious vitriolic scathing

　　批准 approval approbation sanction