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- Light, heat, and sound travel in waves. 光、热和声以波的形式传播。
- Sound travels in waves. 声音成波状传播。
- All sounds travel to our ears in about the same way and come to us in waves that can be seen only with special electronic equipment. 所有的声音都以大约相同的方式传到我们的耳朵,传给我们的声波只能用特殊的电子设备才能显现。
- To understand how MP3 works, remember that sound travels in constantly changing waves.To save sound onto a PC or compact disc, a computer records "snapshots" of those waves at short intervals, a technique known as sampling. 为了理解MP3是如何工作的,请记住声音是以连续变化的波形传递的,为了把声音保存在pc机内或光盘(CD)上,计算机以很短的间隔记录波形的“照相”,即一种称之为取样的技术。
- Sound travels in sea water at about 4,800 feet per second. Knowledge of this fact for seamen to control ships and submarines is quite important. 声音在海水中的传播速度每秒4;800英尺;了解这一点对海员驾驶轮船和潜水艇来说是十分重要的.
- How much does sound travel faster in water than in air? 声音在水中比在空气中传播快多少?
- He travels in carpets for a big London firm. 他为伦敦的一家大公司到处推销地毯。
- Sound travels about one kilometre in three seconds. 声音在三秒钟里大约传播一公里。
- Sound travels through the medium of air. 声音通过空气这一媒介传播。
- Heat may travel in the same manner as light does. 热可以与光同样的方式传播。
- Invaders entered the country in waves. 入侵者一批又一批地侵入这个国家
- Sound travels better in water than in air. 声音在水中比在空气中传播得快。
- Sound travels at 1, 100 feet per second in air. 声音在空气中的传播速度为每秒钟1,100英尺。
- I prefer to travel in the front of the car. 我愿意坐在汽车的前面。
- She gave the society an illustrated talk on her travels in India. 她在协会中借助图片讲述其印度之行。
- He is given to telling fantastic stories about his travels in Asia. 他喜欢告诉我们他在亚洲旅游的新奇经历。
- We know sound travels about one kilometre in three seconds. 我们知道声音三秒钟传播一公里左右。
- Radio waves travel in straight lines. 无线电波是直线传播的。
- He prefers to travel in a seat near the window. 他坐车、 船、 飞机都喜欢坐靠窗户的座位。
- The stillness for the sea stirs in waves. 静止的海水翻搅起来便成海浪.