2018考研是场艰巨的战役，对于考研英语词汇是它的“先锋兵”，只有攻克词汇，才能确保考研分数的稳固和万无一失。新东方在线祝愿考研的学子们再接再厉，勇往直前!
firework n发火发怒，激情迸发 Just you watch the fireworks when your father catches those boys!
等你父亲抓住那几个男孩子的时候，你就能看到他的火气有多大了。
firm n. 公司，商号
【真题例句】Until California recently passed a law, American firms did not have to tell anyone, even the victim, when data went astray.
最近加州通过一项法律，在这之前美国公司在数据丢时不要通知任何人，甚至是受害者本人。
fix vt安排; 决定, 确定I will fix the same room for you.我会给你安排同样的房间。
n.困境, 窘境He got himself into a bad fix.他使自己陷入困境。
定位于We got a fix on the missile launching site. 我们确定了导弹发射场的位置。
受操纵的事The election was a fix!这次选举是受人操纵的!
flag vi无力地下垂;萎垂 (力气,兴趣等)衰退,低落
The daffodils were beginning to flag. 黄水仙花开始萎垂。
Halfway through the race he began to flag. 赛跑到一半他开始有点跑不动了。
flare vi突然发怒(或激动)[(+at)]He flared at his wife. 他突然对妻子发起火来。
(使)(船舷)外倾The side of a ship flares from the keel to the deck.船舷从龙骨向甲板外倾。
n炫耀;招摇Her flared her scarf to catch my eye.她炫示她的围巾以引我注目。
flash vt (火速地)发出(电报,电讯等);使迅速传遍[O]
The news was flashed around the world. 这一消息迅速传遍世界各地。
闪出;亮出;夸示[O]She liked flashing her diamond necklace. 她喜欢炫耀自己的钻石项链。
n简短的电讯;新闻快报[C]
The latest flash from the capital says that the fighting has been escalated. 来自首都的最新电讯说战斗已经升级。
a突如其来的,迅猛而短暂的;紧急的[B]The area was hit by a flash storm. 这一地区受到突如其来的暴风雨的侵袭。
flat adj单调的,无聊的[F]After the excitement was over, she felt flat. 令人兴奋的事过后,她感到平淡无味。
(拒绝等)断然的[Z][B]He gave me a flat refusal. 他断然拒绝了我。
flatter自以为He flattered himself that he could do without my help. 他自以为没我帮忙也行。
flee vi消失, 消散Color fled from her cheeks.红晕从她的双颊上消失了。
破灭 All hope had fled.所有希望都破灭了。万念俱灰。
fleet a快捷的迅速的.As fleet as a deer 快捷如鹿
flesh n肉体His life was devoted to the pleasure of the flesh.他一生贪图肉体上的舒适享受。
vt flesh sth out 增补They fleshed out the president's plan with statistics and procedural details.
他们用统计数字和程序细节使总统的计划有血有肉。
fling n.尽情欢乐的一阵, 放纵
Let's have a fling and eat at that expensive restaurant for a change.
咱们痛快一下, 到那间高级餐馆吃一顿换换口味。