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1·Grimm's major contribution to historical linguistics is his explanation of the relationships among cognates in terms of a sound shift, the systematic modification of a series of phonemes.

格里姆对历史语言学的主要贡献是，他从音变-一系列音位有系统的变异-的角度解释了同源词之间的关系。

2·The shift from silent to sound film at the end of the 1920s marks, so far, the most important transformation in motion picture history.

20世纪20年代末无声电影向有声电影的转变标志着迄今为止电影史上最重要的转变。

3·It is similar to how the sound of a train's whistle seems to shift as it recedes into the distance.

这个现象与当火车向远处后退时的汽笛响声类似。

4·It may sound silly, but even the tiniest shift of a kitchen table or couch can make all the difference.

听起来可能很傻，但是即使最小的移动厨房的桌子或者椅子都可以有很大的改变。

5·With a sound defensive platform, the midfield and full-backs were suddenly liberated: the shift to an ostensibly more defensive shape actually made England a more fluent attacking side.

基于稳固的防守体系，中场和边后卫们被解放了：表面上更保守的阵型反而使得英格兰队获得了更流畅的进攻。

6·The water sound speed and temperature can be calculated by measuring Brillouin scattering frequency shift.

借助测量水体布里渊散射的频移，可得到水体声速或温度。

7·Second: Terminology of sound-shift.

第二章：音转术语。

8·Yet there is a sound commercial logic behind nestle's shift towards health and nutrition.

雀巢向健康营养行业转型的背后的商业逻辑比较合理。

9·Sound unemployment insurance system can help the unemployed shift to other job posts regularly, and promote the reasonable deployment of labor force resources.

完善的失业保险制度能调动失业人员有序流动，促进劳动力资源合理配置。

10·The constitution and the features of frequency shift sound reinforcement are analyzed. The application to the multimedia classroom in Chongqing Institute of Technology is presented.

分析了移频扩声系统的组成及主要特点，针对多媒体教室的扩声系统容易产生回声和啸叫等不足，提出了一种多媒体教室移频扩声系统的设计方案。