19.1914　Vorticism (旋涡画派)Short-lived movement in British painting, begun by Wyndham Lewis in Blast. The avant-garde against established culture.昙花一现的英国画派，起始于温德姆.刘易斯的作品《风暴》，是与传统画风对立的先锋画派。

20.1915　Tank(坦克)Winston Churchill, who advocated its use, gave it the name tank as a cover to conceal the new weapon from spies.这个名称是支持使用坦克的温斯顿.丘吉尔起的，目的是使这种新武器避开间谍的耳目（Tank亦可以解释为水箱或油箱）。

21.1916 Dada (达达派) International revolutionary movement in art and literature. The name was plucked at random.艺术和文学领域里的国际性革命运动。达达这个名称是随意起的。

22.1917 Cheka (契卡) Bolshevik secret police. The acronym of the Russian words for Extraordinary Commission for Combating Counter-Revolution, Sabotage and Speculation. Superseded by Ogpu, NKVD, and the KGB. 布尔什维克秘密警察组织，是俄语"肃清反革命及破坏、投机活动特设委员会"的简称，年来代替它的是苏联国家政治保卫局、苏联人民内务部和苏联国家安全委员会等机构。

23.1918　Bolshie/Bolshy(布尔什维克)Anybody tricky to handle or radical. A shortening of Bolshevik, first used as a disparaging adjective by D.H.Lawrence. Bolshie/Bolshy是Bolshevik的简写（和俚语），指难对付或激进的人，首先被英国作家D.H.苏伦斯当作贬义形容词使用。

24. 1919　Fascism(法西斯主义)Mussolini founded the Fasci di Combattimento in Milan in March, The fascesof rods with an axe for beheading were carried by a Roman lictor.这年3月，墨索里尼在米兰成立了"战斗的法西斯"。该组织的标志"法西斯"的意思是中间插着一把斧头的一束棍棒。在古罗马时期法西斯是高级执法官的标志，由一名扈从扛着。

（待续）

Fingers

to have green fingers = to be good at gardening
"My father can grow anything in his garden - he's got green fingers"

to have sticky fingers = to have a tendency to steal
"Don't trust him near your money - he's got sticky fingers."

butter fingers = to be clumsy so that you always drop things
"You've dropped my vase! Butter fingers!"

keep your fingers crossed = to wish something for someone
"Keep your fingers crossed for me tomorrow - it's my job interview."

under your thumb = to control someone
"She's got him under her thumb - he won't do anything without asking her first."

Arm

twist someone's arm = to persuade someone
"I didn't really want to go out, but he twisted my arm."

cost an arm and a leg = to cost a fortune
"This car cost an arm and a leg - it'll take them ages to pay back the loan."

Feet

put your foot in it = say or do something you shouldn't.
"The party was supposed to be a surprise - you've really put your foot in it by telling her."

to have itchy feet = not able to settle down in one place
"She's going off travelling again - she's got really itchy feet."

to keep someone on their toes = to keep someone alert
"Our new teacher likes to keep people on their toes - we never know what she will ask us to do next."

stand on your own two feet = be independent
"I don't need your help - I can stand on my own two feet."

to have two left feet = be clumsy with your body
"He's a terrible dancer - he's got two left feet!"

walk on eggshells = to be careful about what you say or do
"She's in a terrible mood today - you'll have to walk on eggshells around her."

foot the bill = pay the bill
"He had to foot the bill for the whole party - no one else paid anything towards it."

all talk no trousers = someone who says what they are going to do, but never does it
"Don't listen to him - he's all talk no trousers!"

Back

to go behind someone's back = to do something secretly
"She went behind my back and told my boss I wanted a new job."

to have your back to the wall = to be in a difficult situation
"It's difficult to see how he's going to survive this recession - he's got his back to the wall and I don't think there's any option for him now."

to back off = to stop trying to force someone to do something
"Will you just back off and let me decide what I should do!"

to back down = to accept defeat in an argument
"He finally backed down and let me buy a pet rabbit."

to back someone up = to support someone
"He backed me up in the meeting and said that my idea was good."

put your back into something = to work extremely hard at something
"To get results you must put your back into it!"

stab someone in the back = to betray someone
"Be careful of him - he likes stabbing people in the back, and he'll do anything to get what he wants."