专四重点词汇(5)

英语学习

用词组】 an entry visa入境签证 / an exit visa出境签证

data n. (pl of dadum) facts; things certainly known资料,材料
【常用词组】 data bank资料库 / data processing资料处理 / data phone数据电话 / data sheet数据表

influenza n.flu流行性感冒

cab n. ①vehicle (now usu motorised =taxicab) that may be hired for short journeys出租汽车;计程车 ②part of a railway engine for the driver and fireman; part of a bus, lorry, etc for the driver火车机车内供司机所坐之处;(公共汽车、卡车等之)司机室

lab n. short for laboratory(尤指化学)实验室

crab n. ten-legged shellfish ; its flesh as food 螃蟹,蟹肉
构词有法,扩散记忆!
派生词:crab apple (口)脾气坏的人;crabbed adj. 潦草的,难懂的;crabber n. 捕蟹人,好抱怨的人; crabby adj. 易怒的,好抱怨的;crablike adj. 似蟹的,似蟹行的; crabwise adj. (常为僵硬或笨拙的方式)横向的,蟹行般的
cab n.
①vehicle (now usu motorised =taxicab) that may be hired for short journeys出租汽车;计程车
②part of a railway engine for the driver and fireman; part of a bus, lorry, etc for the driver火车机车内供司机所坐之处;(公共汽车、卡车等之)司机室
lab n. short for laboratory(尤指化学)实验室
crab n. ten-legged shellfish ; its flesh as food 螃蟹,蟹肉
构词有法,扩散记忆! 派生词:crab apple (口)脾气坏的人;crabbed adj.潦草的,难懂的;crabber n. 捕蟹人,好抱怨的人; crabby adj. 易怒的,好抱怨的;crablike adj. 似蟹的,似蟹行的; crabwise adj. (常为僵硬或笨拙

grab v.
①to take hold of with a sudden rough movement, esp. for a bad or selfish purpose攫取;抓住 ②to get quickly and perhaps unfairly抢先,抢占 ③to make a sudden attempt to grab(急速地)抓住;抓牢 ‖ n. a sudden attempt to take hold of something试图抓取;有意抢夺
【典型例句】 When her uncle died, she grabbed everything she could get her hands on.她的叔叔死后,她把能弄到手的东西全部都据为己有.
【词义辨析】 grab v. 急抓,抢;指粗暴地、过急地扑住或抢某物,可表示贪心的意思;snatch v. 夺取,抓住;指突然猛力迅速地抓取某物.如:The thief snatched the woman's bag.那贼抢走了这妇女的提包.grip v. 抱紧,握紧,指用手的最大的力量来抓某物.如:The frightened child gripped his mother's arm.受惊的孩子紧紧抓住他母亲的胳膊.grasp v. 紧握,领会,指用手指头、爪等紧紧抓住,用于比喻意义,则指完全了解.如:Did yo
u grasp the main points of the speech?你是否领会了这演讲的要点?
【常用词组】 grab at突然想抓住 / make a grab at 有意抢夺,试图抓取 / up for grabs供人竞购的;待价而沽的

stab v. pier