un. 受激振动频率；强迫振动频率；受迫振动频率
[网络] 受激振荡频率；强制频率

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Here's the news at 11:30. Thousands of people have marched through the centre of Corby in Northamptonshire to protest against plans to close the steel works, the town's major employer. The marchers de

发表于:2018-12-03 / 阅读(131) / 评论(0)

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What is Bluetooth？ Bluetooth is a universal radio interface in the 2.45GHz frequency band that enables portable electronic devices to connect and communicate wirelessly via short-range, ad hoc netwo

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UNIT 4 Text A PRE-READING TASK Exercise 1 Before reading the passage, look at these questions. Then try to find the answers as you read it. 1. Where is the Bermuda Triangle located? 2. What happened t

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发表于:2018-12-13 / 阅读(183) / 评论(0)

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发表于:2018-12-16 / 阅读(165) / 评论(0)

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Being Forced Out of a Position Julianna: Ha ha! The wicked witch is dead! Hugo: What are you talking about? Julianna: Bettina is stepping down as chairperson of the committee. I thought this day would never come. Hugo: Thats a big surprise. I never t

发表于:2018-12-18 / 阅读(155) / 评论(0)

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人力资源专家说，名企为面试设计那些难以应付的英文考试题目，就是为了在泥沙中淘出真金。因为，这些题目既能检验求职者的语言能力，也能考验他们的逻辑思维能力、抗压能力、应变能

发表于:2019-01-08 / 阅读(138) / 评论(0)

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发表于:2019-01-09 / 阅读(193) / 评论(0)

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发表于:2019-01-12 / 阅读(452) / 评论(0)

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发表于:2019-01-14 / 阅读(168) / 评论(0)

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Well, I was born with a rare visual condition called achromatopsia, which is total color blindness, 我出生在一个色彩极少的世界,世界只有明暗之分，这叫做全色盲 so I've never seen color, 所以我不知道什么是颜色， a

发表于:2019-01-18 / 阅读(130) / 评论(0)

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发表于:2019-01-28 / 阅读(128) / 评论(0)

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Chinese scientists have announced a gravitational wave research plan they're dubbing Taiji. The Chinese Academy of Sciences says their research plans will be finalized later this year. Academy member Wu Yueliang says their research will focus on low

发表于:2019-02-02 / 阅读(156) / 评论(0)

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There are many ways to express the frequency of events. Here are just a few. 你可以用许多方式来表达事情发生的频率，以下仅为其中一些。 1. a few times 1.几次 2. all the time 2.总是 3. almost always 3.几乎总是 4. almo

发表于:2019-02-03 / 阅读(175) / 评论(0)

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The United Nations Children's Fund is calling for a halt to the forced recruitment of child soldiers in the Democratic Republic of Congo. It says all warring parties in North Kivu Province forcibly recruit children into their armies. Lisa Schlein re

发表于:2019-02-06 / 阅读(122) / 评论(0)

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发表于:2019-02-17 / 阅读(116) / 评论(0)

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发表于:2019-02-18 / 阅读(150) / 评论(0)

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At the just concluded 2018 Yale US-China Forum held in New Haven, Connecticut, cooperation between Chinese and American companies was a topic that drew heated discussions among guest speakers. A number of US companies and scholars have refuted the US

发表于:2019-02-22 / 阅读(131) / 评论(0)

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I guess those Mech bullets really work, huh? Ben. 看来械甲金属弹真的有用。本 Everybody get down! Get down! 大家蹲下，隐蔽 Call out your ammo! 清点弹药 I got two. Three shots left. 还有两发。剩三发 Four. How many more w

发表于:2019-03-02 / 阅读(276) / 评论(0)

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I'm surprised Rick held on to it. 我很惊讶，里克居然克制住了 Would have been just as easy to smash it. 干脆把这玩意砸碎算了 Maybe something wasn't as far gone as we thought. 也许那些家伙比我们预想的更近 Well, now

发表于:2019-03-02 / 阅读(298) / 评论(0)

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