1. He greeted me in the street with a friendly wave of the hand.
    他在街上向我亲切地挥手致意.

2. Dogs wave their tails not so much in, love to you as your bread.
    狗摇尾巴，爱的是你的面包。

3. A wave length (the horizontal distance between two wave crests),
    波长（两个浪峰间的水平距离）

4. And a period (which is the time it takes a wave crest to travel one wave length).
    和周期（海峰走过一个波长所需的时间）。

5. During the 1960s and 1970s, politicians in my native country, India, used to wave the slogan "Stop the Brain Drain" — a reference to the fact that the cream of India was leaving for the lucrative shores of England and America.
    在20世纪60和70年代，我的祖国印度的政客们常常喊着"制止人才外流"的口号, 它所指的实际上是这样一个事实: 印度的精英们正在离开印度，到能够赚钱的国家——英国和美国去。

6. As a shipbuilder, Cockerell was trying to find a solution to the problem of the wave resistance which wastes a good deal of a surface ship´s power and limits its speed.
    作为一个船舶技师，科克雷尔在寻找解决波浪阻力的方法，因为波浪阻力浪费掉了船在水面行驶的大量动力，从而限制了船的速度。

7. Although an ocean wave gives the impression of a wall of water moving in your direction,
    虽然，海浪给人的印象是一堵由水组成的墙向你压过来，

8. An ocean wave passing through deep water causes a particle on the surface to move in a roughly circular orbit, drawing the particle first towards the advancing wave,
    穿过深水的海浪使水面上的一个微粒按照一种近乎圆形的轨道移动，先把微粒拉向前移动的海浪，

9. At the Nagpur book show, for example, the latest American social publications were conspicuous by their absence and India's politically conscious leadership has been replaced by a new generation, riding on the wave of the Internet, making fortunes wi
    例如，正因为那格浦尔书展上有关美国最新社会学出版物的缺乏，这些书籍反而变得引人注目起来。此外，印度有政治意识的领导层已被那些在因特网上冲浪、在短短几年内发了财的新一代人所取代。

10. Mother dismissed the idea with a wave of her hand.
    母亲手一挥，对这个主意根本不加考虑。