名 void，emptiness，guiding principles，theory；动 （空着） reserve space；形 empty，void，diffident，timid；副 （徒然； 白白地） in vain ；

[例句] 他把球放好，试着虚打了几下。 He placed the ball and tried a couple of feints.

[例句] 她感觉体虚、疲倦、头昏眼花。 She was plagued by weakness, fatigue, and dizziness.

false，sham，falsehood，falsity，mendacity ；

[例句] 他否认自己关于电话的证词是虚假的。 He denied that his evidence about the telephone call was incorrect.

[例句] 我们被一种虚假的安全感所麻痹，急切地等着他们回来。 Lulled into a false sense of security, we eagerly awaited their return.

invented，fictitious，suppositional，dummy ；

[例句] 这一装置有助于使虚拟现实成为更可用、更便利的技术。 This device helps make virtual reality a more usable and accessible technology.

[例句] 杰伦·拉尼尔创造了“虚拟现实”这个词，并成为推动其早期发展的先驱人物。 Jaron Lanier coined the term "virtual reality" and pioneered its early development.

fabricate，make up，fiction，cook up，invent ；

[例句] 事实和虚构之间的界限正变得模糊起来。 The line between fact and fiction is becoming blurred.

[例句] 这部作品中描述的人物和事件均属虚构。 The persons and events portrayed in this production are fictitious.

in poor health，weak，feeble，flabby，enervation ；

[例句] 这样可能会导致身体虚弱和肌肉萎缩。 This can lead to bodily weakness and muscle wastage.

[例句] 偶尔会有病人过于虚弱，必须通过静脉注射进食。 Occasionally a patient is so debilitated that he must be fed intravenously.

sham，false，hypocritical ；

[例句] 男爵对整件事的虚伪感到越来越生气。 The baron became increasingly heated over the hypocrisy of it all.

[例句] 他们使自己陷于被人指责搞双重标准和虚伪不实的境地。 They left themselves wide open to accusations of double standards and hypocrisy.

modest，self-effacing，humility；

[例句] 他们说起自己设法使油轮漂浮的英勇之举时非常谦虚。 They talked modestly of their valiant efforts to keep the tanker afloat.

[例句] “我是个幸运的人，本不配如此幸运，”他谦虚地说。 "I'm a lucky man, undeservedly lucky," he said humbly.

emptiness，void，aeriality，inanity；

[例句] 她分手时说的话让他感觉空虚孤独。 Her parting words left him feeling empty and alone.

[例句] 之后对生活产生的影响可能会是空虚感和沮丧感。 The result later in life may be feelings of emptiness and depression.

make a false report，false declaration，false return，misrepresentation ；

[例句] 工人们虚报受伤情况索赔 bogus claims of injury by workers

[例句] 1914年他（跟其他很多人一样）虚报了年龄以便能够参战。 In 1914 he (like so many others) lied about his age so that he could join the war effort.

unreal，illusory，imaginary，the shadow of a shade，transience ；

[例句] 初恋完全是一场虚幻的美梦。 Falling in love the first time is all froth and fantasy.

[例句] 沉湎于虚幻的梦想而忘记现实的生活，是毫无益处的。 It does not do to dwell on dreams and forget to live.

[医] collapse，prostration ；

[例句] 大量喝水以免发生虚脱。 Drink lots of water to avoid becoming dehydrated.

[例句] 暑热导致的虚脱状态 a state of prostration brought on by the heat

vanity，vain glory，peacockery ；

[例句] 他还是很虚荣，把头发染成了红褐色。 He is still vain enough to dye his hair red.

[例句] 我不是个爱慕虚荣的人。 I am not a vain creature.

spend time in vain，let slip idly by，waste time，dream away，fool away ；

[例句] 他在虚幻的空想中虚度了光阴。 He idled the time away in dreamy thought.

[例句] 不要虚度假日, 尽量找些有意义的事做. Don't linger away your holidays. Try to find something useful to do.

exaggerative，bombastic，boastful ；

[例句] 她讨厌公关工作中的虚夸恭维。 She hated the flummery of public relations.

[例句] 如果你说话虚夸, 人们便不会相信你了. If you exaggerate, people will no longer believe you.

affectation，frills，show-off，tinsel，gild ；

[例句] 他不需要名声的虚饰. He needs no trappings of fame.

[例句] 那种她在时髦学校里沾染的不自然的虚饰都被抛到了九霄云外. The veneer of artificiality which she had acquired at the fashionable schools were thrown off.

weak，debilitated，[医] asthenic，catheretic，frail ；

[例句] 这是他们虚弱的反映. This is a reflection of their frailty.

[例句] 他已经很虚弱的身体受着高烧的折磨。 His already infirm body was racked by high fever.

（由点构成的非实线） dotted line，line of dashes，broken line，dashed ；

[例句] 沿虚线裁开。 Cut along the dotted line.

[例句] 这张地图上国界以虚线标出。 Country boundaries are shown on this map as dotted lines.

dummy，fabled，mythological，translunary，fancied ；

[例句] 这部戏剧中的人物是虚构的。 It is drama featuring fictional characters.

[例句] 几乎所有小说中的侦探都是虚构的。 Almost all fictional detectives are unreal.

false，mendacious，trumpery，sham，illusive ；

[例句] 他否认自己关于电话的证词是虚假的。 He denied that his evidence about the telephone call was incorrect.

[例句] 我们被一种虚假的安全感所麻痹，急切地等着他们回来。 Lulled into a false sense of security, we eagerly awaited their return.

[摄] breezing ；

[例句] 使不朱层保留平均状况,制止痕迹发虚、不藏底. The deposit remains uniform State to prevent imprinted threadbare.

[例句] 改变宽度小, 则界限澄辉, 反之则界限发虚. Change the border width, it is clear, on the other hand is issued on the boundary.