Fifth Column 第五纵队 内奸 内鬼 Lilian was worried that a fifth column was undermining her position at work.In World War 2, after Japan bombed Pearl Harbor, America believed a Fifth Column of Japanese Americans was assisting the nation of Japan.Donald Trump got votes by making people fear a Fifth Column in the country.Definition: Is any group of people who undermine a larger group—such as a nation or a besieged city—from within. The activities of a fifth column can be overt or clandestine. Clandestine fifth column activities can involve acts of sabotage, disinformation, or espionage executed within defense lines by secret sympathizers with an external force.Etymology: Emilio Mola, a Nationalist General during the Spanish Civil War, told a journalist in 1936 that as his four columns of troops approached Madrid from the North, West, South and East, a "fifth column" of supporters inside the city would support him and undermine the Republican government from within. The term was then widely used in Spain. The fifth column never showed up.******第五纵队 内奸 内鬼 例句1 In spy movies, we always see how hard the fifth columnists(the fifth column people) are working and contributing to the side they serve and sometimes they sacrifice their lives for the cause and remain anonymous forever. 谍战片中,到处都有第五纵队的身影,他们默默无闻地奉献.例句2,How insensitive she is! Her so called best friend in the office was the fifth column who eventually succeeded in stealing her opportunity to study in the best university in the world. 她的好朋友居然是内鬼! xxxxxxxxxxxxxxxxxxxxxxxx Game faceJohn brought his game face when he went to the quiz show.Edith put on her game face for the interview.Jeremy Lin brought his game face on for the NBA playoffs.Definition: A confident swagger you bring out when you are about to get ready to tackle something difficult. It can also be used when you are ready to get down to business. Etymology: Its use began in the 1980s. It refers to being ready for a game.******严肃 认真(的表情)(Poker Face 面无表情)例句1,I can't stand him any more! Every time I try to start a conversation with him, he gives me this game face expression. Does he know what is humour? 受不了他那么严肃的表情!例句2,At the age of 10, one day I went back home from school and it was rare for me to see both at home. Father had a game face. Mother was crying. (They both had a game face). The next year, mom and me moved out of the city and since then I had never seen my dad again. 爸爸妈妈表情严肃!