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According to a study, a large number of people, particularly smokers, have no idea that third-hand smoke is a health hazard for people.

According to a study，根据一项研究报告 have no idea 没有认识到根据一项研究，大多数人，尤其是吸烟者，并不知道三手烟是对人的健康是有危害性的。

At first, in this paper the background and basic principle of VoIP are introduced; the much popular VoIP technology based on H.323 protocol is studied; based on the function and main working process of IP telephone system, the principle of coding of compression and transfer technology of the real-time voice are analyzed; depended on the existed experimental environment, the program of voice part of PC to PC video telephone terminal based on LAN is designed and implemented; and the problems encountered during the design of program have been analyzed and solved.

本文首先介绍了IP电话的发展简史，IP电话技术原理；对目前最为流行的基于H.323协议的VoIP技术进行了研究；根据IP电话系统的功能和主要实现过程，分析实时语音压缩编码技术和传输技术原理；利用实验室现有的实验环境，设计并基本完成了一种基于局域网的PC to PC可视电话语音部分的编程；并对程序设计过程中所遇到的问题进行了分析和解决。

The Vienna Convention on Succession to State Property, Archives and Debts, 1983 is not currently in force, although most of its provisions are reflective of custom.

国家财产继承 succession to asset 财产应与领土相关，一般是按协议处理，如无协议，不动产应随领土转移而转移，动产按领土生存原则和公平来原则处理。

We clung like flies, two and two, to the steering oar in the darkness and felt the fresh water pouring off our hair while the oar hit us and our hands grew stiff whit the exertion of hanging on.

苍蝇嘛，有紧叮着不放的特点，而cling to 坚持的意识也是一个引申义，因为它原来就有&握紧&的含义。

Mrs. Doctor was a trim rosy-cheeked, silver-haired little lady who took Anne at once to her heart, literally and figuratively .

to laugh over是一个固定搭配的动词词组，表示&笑着谈论&，介词over带了一个介词并与从句。

Following huge Democratic wins in Tuesday's midterm election, President Bush met with Speaker-to-be Nancy Pelosi during a lunch at the White House.

紧接着民主党在星期二的中期选举中大获全胜后，布什总统在白宫举行的一次午餐中，会见了Speaker-to-be Nancy Pelosi。

No more would the streets of Germany echo to the jackboot of the goose-stepping storm troopers or the lusty yells of the brown-shirted masses or the shouts of the Fuehrer blaring from the loudspeakers.

德国的大街上，除了踢着正步的暴风装甲兵的长统靴撞击地面的回声，除了那些身穿棕衫的劳动者精力充沛的喊叫，除了从喇叭里传出的元首刺耳的呵斥，便不再有其他声音。我的问题是这段话中的echo to指的是后面全部的回声，还是只有第一个的回声，还有storm troopers怎么翻？

Previous Back-to-School promotions have run through the first half of September.

去年的Back-to-School促销活动一直持续到九月份的中旬。

We put them in a fast-track 12-to 14-month intensive training program and place them in a country of their choice.

我们把它们放在一个&快行道&12-to 14个月的密集的训练计划，然后将它们的国家中，他们的选择。

But the book read most often was "To Kill A Mockingbird" by Harper Lee.

但是最受欢迎的书是Harper Lee 的To Kill A Mockingbird。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐