While it's technically possible to heat something with just sound, in practice it's incredibly difficult.Sound waves carry almost no energy at all. When you hit your hand on a table, the loud smack you hear represents less than 1 percen...
根据“Sounds are very important. Most people and animals use sounds to communicate with each other声音是非常重要的。大多数人和动物用声音互相交流”,可知选C。【小题2】题意:声音是如何传播的?考查细节理解。根据“there is sound when an object vibrates, or moves back and forth very fast. A ...
People, animals, and other things make sounds(声音).Sounds can be loud (大声的) or quiet, happy or unhappy.Sounds are very important. Most people and animals use sounds, to communicate(交流) with each other. Many things also make useful sounds. Drums (鼓) and pianos bring us music. Bel...
题目People, animals and objects make sounds. Even the weather makes sound. Sounds can be loud or soft. They can be pleasant or unpleasant. Animals use sound in many ways. Humans use sound to communicate their thoughts and feelings. Other animals use sound to communicate, ...
People, animals, and other things make sounds (声音). Sounds can be loud (大声的) or quiet, happy or unhappy. Sounds are very important. Most people and animals use sounds, to communicate (交流) with each other. Many things also make useful sounds. Drums (鼓) and pianos bring us music...
They bring you a world of sounds. But some people can't hear any sounds at all.Some are born deaf.Others can hear well in their childhood,but too many loud sounds hurt their hearing later on.Many people in China can't hear clearly.A lot of them are children.About ...
Ears help us hear all kinds of sounds. But many things, such as loud noises, can hurt our ears and hearing. It's very necessary to protect our ears. Here are some ideas and you should keep them in your mind.★Keep your ears dry and warm. Dry your ears with a towel after swimming...
根据下文“Some sounds are loud. Others are quiet.”可知声音有不同的种类。 (8) bad/terrible 考查形容词,根据下文“Be careful around loud sounds.”可知音量太高对耳朵有坏处 be bad for意为“对...有坏处”。 (9) them 考查代词。代词 them指代loud sounds. (10)listen 考查动词。listen to意为“...
Carolina wren definition: a large wren chiefly of eastern North America having a loud lively song Cheeseburger definition: a hamburger topped with a slice of cheese We didn’t make this up: One of my favorites not only stays and sings its “cheeseburger-cheeseburger” call year-round, but ...
practice:[名词]医生诊所;律师事务所柯林斯英语释义:A doctor's or lawyer's practice is his or her business, often shared with other doctors or lawyers.注:这里是熟词僻义。 15:52 Karl: I know, I know it sounds unbelievable and faintly ridiculous, but bear with me on this...我知道这听起来...