effective的反义词有：ineffective, vain, ineffective, powerless。adj.effective的反义词（有效的）：ineffective。effective的反义词（其他释义）：vain, ineffective, powerless。...

effective的近义词/同义词有：forcible, powerful, potent, impressive, striking, telling, successful, efficacious, efficient, effectual, productive, in, serviceable, effect, functional, practical, valid, operative, useful, significa...

difficulty的近义词/同义词有：trouble, obstacle, predicament, emergency, misfortune, obstruction, hardship, annoyance, pest, hitch, crossing, embarrassment, knot, hurdle, penalty, misunderstanding, grief, delicacy, weight, mishap。...

offer的近义词/同义词有：submit, try, propose, attempt, present, suggest, invitation, volunteer, proposition, try, give, submit, nominate, propose, proposal, present, afford, overture, dedicate, suggest, attempt。vt.offer的近义词（建议;提交...

difficult的近义词/同义词有：complicated, rough, rugged, arduous, puzzling, laborious, hard, wicked, hard, rough, sticky, incomprehensible, ornery, rugged, wretched, painful, troublesome, strenuous, wayward, trying, formidable, st...

insufflate的第三人称单数（三单）为：insufflates...

sufficient的近义词有：adequate, enough, sufficient。下面这些形容词均含"足够的，充足的"的含义：adequate ：指数量上足够，质量上适当。enough ：最普通用词，口语、书面语可用，较侧重分量或数量的足够，多指希望的满足。sufficient ：正式用词，侧重数目或数量或程度达到某一特定要求或需要。...

stiff的反义词有：limp, limp, supple, elastic。adj.stiff的反义词（硬的;挺的）：limp。stiff的反义词（其他释义）：limp, supple, elastic。...

indifference的反义词有：interest, concern, curiosity, attention, passion。n.indifference的反义词（不关心;不重要）：interest, concern。indifference的反义词（其他释义）：curiosity, attention, passion。...

puff的复数形式为：puffs...

有影响；产生差别...

affirm的近义词/同义词有：endorse, certify, ratify, state, assert, declare, confirm, pronounce, pronounce, confirm, state, declare, testify, insure, assert, ratify, endorse, certify。vt.affirm的近义词（断言;确认;证实）：endorse, certify, ratify...

difficulty的反义词有：simplicity, ease, ease, simplicity, facility。n.difficulty的反义词（困难;难题;困境）：simplicity, ease。difficulty的反义词（其他释义）：ease, simplicity, facility。...

official的反义词有：private, officious, unofficial, unofficial。adj.official的反义词（官方的;公家的）：private, officious, unofficial。official的反义词（其他释义）：unofficial。...

adj.松软的，毛茸茸的，轻柔的，无聊的，琐碎的，肤浅的...

traffic的近义词/同义词有：buy, deal, exchange, or, bargain, trade, barter, sell, vehicle, movement, deal, industry, exchange, smuggle, bargain, barter, sale, trade, congress。n.traffic的近义词（交易;贸易）：buy, deal, exchange, or, bargain, ...

different的反义词有：similar, same, equivalent, similar, same, identical, alike。adj.different的反义词（不同的;个别的）：similar, same。different的反义词（其他释义）：equivalent, similar, same, identical, alike。...

...jagged black cliffs...嶙峋的黑山崖...high limestone cliffs...高耸的石灰岩峭壁The cliffs, lapped by a crystal-clear sea, remind her of Capri.清澈的海水拍打着悬崖峭壁，令她想起了卡普里。He remembered his promise to her on the cliffs near Scarborough.他记起了在...

effort的近义词/同义词有：endeavor, undertaking, attempt, fling, exertion, try, try, labor, fling, endeavor, study, accomplishment, undertaking, thing, work, attempt, application。n.effort的近义词（努力尝试）：endeavor, undertaking, attempt, ...

A bad home environment can affect a child's healthy growth.不良的家庭环境能影响儿童的健康成长。How did these factors affect development of college curricula?这些因素是怎样影响着学院的课程设置的 呢 ?Price changes must not adversely affect the living sta...

He liberally sweetened his coffee...他往咖啡里加了很多糖。I love the delightful odour of freshly roasted coffee beans.我喜欢新烘咖啡豆的清香气味....the odor of fresh ground coffee.现磨咖啡的香气Is it real coffee or some Scandinavian CHristmas potion?是...

ruffle的复数形式为：ruffles...

suffer的近义词/同义词有：tolerate, endure, stand, undergo, bear, experience, take, tolerate, ail, undergo, feel, moan, have, endure, experience, stand, writhe, labor, bear, sustain。vt.suffer的近义词（忍受,遭受;经历）：tolerate, endure, stand,...

afford的音标：afford的英式发音音标为：[ə'fɔ:d]afford的美式发音音标为：[ə'fɔrd]...

ruffle的现在进行时为：ruffling...

doff的音标：doff的英式发音音标为：[dɒf]doff的美式发音音标为：[dɑf]...

sufficient的近义词/同义词有：satisfactory, adequate, ample, plenty, enough, plenty, abounding, accomplished, satisfactory, tolerable, plentiful, effectual, ample, adequate, enough。adj.sufficient的近义词（足够的）：satisfactory, adequate, a...

adj.有成本效益的，划算的，合算的（等于cost-efficient）...

put off的近义词有：delay, postpone, defer, suspend, prolong, put off。下面这些动词或短语动词均有"推延，延期"的含义：delay：普通用词，多指因外界原因推迟或耽误，也可指有意推迟。postpone：正式用词，语气较强，多指有安排的延期，常指明延期到一定的时间。 defer：正式用词，语气强于postpone，多指故意拖延。suspend：指暂时中断以待某种条件的实现。prolon...

effective的近义词有：effective, efficient。下面这两个形容词均有"有效的"的含义：effective：侧重产生实际的效果、效力或具有取得预期效果的能力，指人指物都适用。efficient：侧重指积极有效，效率高，效果好，节省精力。指人时，强调其能干、熟练的技巧。...