形容词
及物动词
不及物动词
名词
Bikes-(自行车)
Receipts and Warranties-(收据和质量保证)
Easy and Difficult-(易学的和难学的语言)
名词和动词用法（NOUN AND VERB USES）
1. 声音;响声
A sound is something that you hear.
2. 声(指通过空气、水或其他物质传播的一种能量)
Sound is energy that travels in waves through air, water, or other substances, and can be heard.
3. (电视、收音机、CD 机等可调节音量的)声音，音响
The sound on a television, radio, or CD player is what you hear coming from the machine. Its loudness can be controlled.
4. (歌手或乐队的)音乐风格，乐曲特色
A singer's or band's sound is the distinctive quality of their music.
5. 发声;出声响;响起
If something such as a horn or a bell sounds or if you sound it, it makes a noise.
6. 发出(警告等);(以…语调)发表
If you sound a warning, you publicly give it. If you sound a note of caution or optimism, you say publicly that you are cautious or optimistic.
7. (某物)听起来
When you are describing a noise, you can talk about the way it sounds .
8. 听起来似乎;听着好像
When you talk about the way someone sounds, you are describing the impression you have of them when they speak.
9. (用于谈论印象或观点)听起来，似乎
When you are describing your impression or opinion of something you have heard about or read about, you can talk about the way it sounds .
10. (对于听说或读到的事情的)印象
You can describe your impression of something you have heard about or read about by talking about the sound of it.
11. see also: -sounding;sounding
12. to sound the alarm - see alarm
to sound the death knell - see death knell
safe and sound - see safe
1. the particular auditory effect produced by a given cause
e.g. the sound of rain on the roof
the beautiful sound of music
2. the subjective sensation of hearing something
e.g. he strained to hear the faint sounds
Synonym: auditory sensation
3. the audible part of a transmitted signal
e.g. they always raise the audio for commercials
Synonym: audio
4. (phonetics) an individual sound unit of speech without concern as to whether or not it is a phoneme of some language
Synonym: phonespeech sound
5. the sudden occurrence of an audible event
e.g. the sound awakened them
6. a large ocean inlet or deep bay
e.g. the main body of the sound ran parallel to the coast
7. a narrow channel of the sea joining two larger bodies of water
Synonym: strait
8. mechanical vibrations transmitted by an elastic medium
e.g. falling trees make a sound in the forest even when no one is there to hear them