日期：2008-08-22 gene 基因 例句： The geneticists were not interested in particular genes until recently. 直到最近，基因学家们才开始对特定基因感兴趣。 blunder upon 偶然碰上 例句： Yesterday I blunder upon an old friend I hadn't seen for several years. 昨天我偶然碰上... 阅读全文>>

日期：2008-08-22 genetics 遗传学 例句： William Bateson coined the word genetics and several other useful terms. William Bateson 创立了遗传学这个名词和其他一些有用的术语。 to no purpose 无结果；无效 例句： He tried to find out the cause, but all to no purpose. 他试... 阅读全文>>

日期：2008-08-22 transmit 遗传；传播 例句： Parents transmit some of their characteristics to their children. 父母把一些特殊气质遗传给儿女。 on purpose 为了 例句： She said such things on purpose that I might leave her. 她说了这些话，为的是让我离开她。 You should ta... 阅读全文>>

日期：2008-08-22 transplant 移植 例句： It is now possible to transplant organs from animals into people. 现在将动物身上的器官移植入人体内已经成为了可能。 paddle one's own canoe 自力更生；自食其力 例句： He's eighteen now and I believe he can paddle his own canoe.... 阅读全文>>

日期：2008-08-22 diagnosis 诊断 例句： Joan's fever led to a diagnosis of pneumonia. 对琼发烧的诊断是她得了肺炎。 in bulk 成批的，大量地 例句： You should think twice before you decide to buy them in bulk. 在你决定成批购买这些货物之前，你应该三思而行。 Take your tim... 阅读全文>>

日期：2008-08-22 scar 疤痕 例句： He bared his left knee to display surgical scars from football injuries. 他露出左膝，可看到他在足球运动中受伤的疤痕。 brush up 复习；温习 例句： Before the exam, I must brush up on my Franch Grammer. 考试前我必须复习一下法语语法。 I... 阅读全文>>

日期：2008-08-22 disease 疾病 例句： According to a report by the Health Education Authority, 12 people die every hour from smoking-related diseases. 据健康教育权威机构的报告，每小时约有12个人死于与吸烟有关的疾??brim over 充满，洋溢 例句： Throughout the festival,... 阅读全文>>

日期：2008-08-22 sufferer 患者 例句： He is a chronic sufferer from hay fever and detest gardens. 他是一位慢性干草热和厌花症患者。 blue in the face 面红耳赤 例句： He argued with the boss until he was blue in the face. 他和老板争得面红耳赤。 Do you mind my smoking?... 阅读全文>>

日期：2008-08-22 healthcare 保健 例句： The combination of ageing populations and improving technology is forcing governments around the world to review their healthcare arrangements. 人口老龄化和不断提高的技术手段使世界各国政府重新审定他们的保健计划。 for a song 极... 阅读全文>>

日期：2008-08-22 medical (n.) 体格检查 例句： She has to have a medical before going abroad. 出国前她必须进行体格检查。 foam at the mouth 暴怒；愤怒 例句： John was foaming at the mouth. I've never seen anyone so angry. 约翰怒气冲天，我还从没有看见过有人生那么大的气... 阅读全文>>

日期：2008-08-22 suffer 受损害，受到不良影响 例句： Your studies will suffer if you play too much football. 如果你总是踢足球，你的学业就会受到影响。 under the cover of... 在的掩护下；以为借口 例句： The troop withdrew safely under the cover of darkness. 军队在夜幕的... 阅读全文>>

日期：2008-08-22 hard disk 硬盘 例句： One of the side-effects of using your PC regularly is: the more you work, the more the storage on your hard disk gets distributed across the surface. 经常使用你的个人计算机会带来另一个副作用，那就是，你做的工作越多，所占用的硬... 阅读全文>>

日期：2008-08-22 floppy disk 软盘 例句： Floppy disks have always been cheap to make and relatively easy to copy. 软盘制作成本比较低，而且拷贝起来也相对容易些。 swim against the current (stream) 逆潮流行事；背道而驰 例句： The boy who tries to succeed today without... 阅读全文>>

日期：2008-08-22 dumb terminal 哑终端 例句： In the days of mainframe computers, networks were simply the wires that connected the dumb terminals to the big box in the basement. 在大型计算机时代，网络不过是把哑终端连到地下室里的大盒子上的电线而已。 come out of one's... 阅读全文>>

日期：2008-08-22 surf the Internet / Net 网上冲浪 例句： Some analysts argue that those who spend all day surfing the Internet should pay more than those who just send the occasional e-mail message. 一些分析家指出那些整天在网上冲浪的人的花费要比那些只是偶尔发发电子... 阅读全文>>

日期：2008-08-22 cyberspace 电脑空间 例句： The thing about cyberspace is that everything is the same distance away, no further than your computer screen. 在电脑空间里，所有东西离你都是一样的距离，不会比到你的计算机屏幕的距离更远的。 come in handy 有用得着的时候 例... 阅读全文>>

日期：2008-08-21 LAN (local area network) 局域网 例句： Aston University has installed a local area network (LAN) linking 2000 terminals. 阿斯顿大学已经建成了一个可以连接2,000个终端的局域网。 into the blue 消失得无影无踪 例句： At the bark of the dog, some birds sta... 阅读全文>>

日期：2008-08-21 palmtop 掌上计算机 例句： A palmtop's ancestry owes more to the electronic calculator bthan to the PC. 掌上计算机的祖先更象是电子计算器而非个人计算机。 for the time being 暂时 例句： For the time being, you will have to share this room with another... 阅读全文>>

日期：2008-08-21 notebook 笔记本电脑 例句： The main advantage of using a notebook computer is that you can take all your programs and files with you wherever you go. 使用笔记本电脑的最大好处就在于你可以将自己的程序和文件随身携带。 pick up the bits 收拾残局 例句： I... 阅读全文>>

日期：2008-08-21 mainframe 大型计算机 例句： For all their faults, mainframes are highly efficient data stores: reliable, secure, and no longer prohibitively expensive. 尽管大型计算机还有许多缺点，它仍然是高效的存储工具：安全、可靠，而且价格便宜。 come up with 提出... 阅读全文>>