/saʊnd; saund/
adj
1 in good condition; not hurt, diseased, injured or damaged 完好的; 健康的; 健全的; 无损伤的
*have sound teeth 牙齿结实
* have a sound mind, ie not mentally ill 心智健全
* a sound constitution 强健的体质
* a house built on sound foundations 地基坚实的房子.
2 based on reason, sense or judgement; dependable 合理的; 明智的; 正确的; 稳妥的
*a sound argument, policy, etc 正确的论据、政策等
* sound advice 忠告
* a sound business firm 信誉好的公司
* Is he sound on state education? ie Are his views well founded, officially acceptable, etc? 他对国家教育的见解有道理吗?
3 [usu attrib 通常作定语] (esp fml 尤作文雅语) full and complete; thorough 充分的; 彻底的:a sound telling-off, thrashing, etc 一顿痛骂、痛打等.4 careful and accurate; competent 细心的; 严谨的; 有能力的; 稳健的
*a sound tennis player 网球技巧娴熟的人
* a sound piece of writing 好文章.
5 [usu attrib 通常作定语] (of sleep or a sleeper) deep, peaceful and uninterrupted （指睡眠）酣的, 香甜的, 不中断的; （指睡觉的人）酣睡的
*be a sound sleeper 睡得很沉
* a sound night's sleep 睡一夜好觉.
6 (idm 习语) safe and sound => safe1. (as) sound as a bell in perfect condition 健康的; 完好的
*The doctor said I was as sound as a bell. 医生说我身体很好. ,sound in ,wind and `limb (dated or joc 旧或谑) physically fit 体格强健的
*remarkably sound in wind and limb for his age 就他的年纪而言, 身体十分硬朗.

adv (idm 习语) be/fall sound a`sleep be/become deeply and peacefully asleep 酣睡着[安然入睡].

/saʊnd; saund/
n
1 [U] sensation detected by the ear, caused by the vibration of the air surrounding it 声; 声音
*an experiment to measure the speed at which sound travels 测定声速的试验
* Sound travels more slowly than light. 声速低于光速.
2 [C, U] thing that produces such a sensation; thing that can be heard 声音; 声响
*the sound of the wind, sea, a car, voices, breaking glass 风、大海、汽车、人们说话、打碎玻璃的声音
* the sound of music 音乐声
* I heard a strange sound outside. 我听到外面有一种奇怪的声音.
* He crept upstairs without a sound, ie noiselessly. 他悄悄地上了楼.
* `vowel sounds, eg / u:, Q, E/ 元音（如 /u:/、/Q/、/E/）.
3 [sing] mental impression produced by a piece of news, a description, etc （对某消息、言语等的）印象, 感觉
*I don't like the sound of her husband! 我对她丈夫没有好感!
* The news has a sinister sound, ie seems to be sinister. 这消息听起来好像不妙.
4 [U] distance within which sth can be heard 可听见的范围
*A true Cockney is born within (the) sound of Bow Bells. 一个人, 要是在他出生的地方能听得到伦敦鲍教堂的钟声, 那他才算得上是真正的伦敦人.
5 (idm 习语) like, etc the 9sound of one's own 5voice (derog 贬) talk a lot or too much (usu without wanting to hear what others have to say) 滔滔不绝地说话（通常指不想听别人说话）
*She's much too fond of the sound of her own voice. 她总是说个不停.

/saʊnd; saund/
v
1 (a) [La, Ln] give a specific impression when heard 听起来; 似乎
*That music sounds beautiful. 那音乐优美动听.
* His voice sounded hoarse. 他说话声音嘶哑.
* His explanation sounds reasonable. 他解释得听起来合情合理.
* His excuse sounds unconvincing. 他说的理由好像不可信.
* She sounds just the person we need for the job. 听起来她正是我们需要的人, 适合做这事儿.
(b)~ (to sb) as if.../as though... (not in the continuous tenses 不用于进行时态) give the impression that... 给（某）人的印象是...
*I hope I don't sound as if I'm criticizing you. 希望不要把我的话听成是含有批评你的意思.
* That cough sounds as if it's getting worse. 患的咳嗽像是更重了.
* It sounds to me as if there's (ie I think I can hear) a tap running somewhere. 听起来好像哪儿有水龙头在流水. =>Usage at feel1 用法见feel1.
2 (a) [Tn] produce a sound from (sth); make (esp a musical instrument) produce a sound 用（某物）发出声音; 使（尤指乐器）发出声音
*sound a trumpet 吹喇叭
* The bell is sounded every hour. 那个钟每小时响一次.
(b) [I] give out a sound 发出声音; 作响
*The trumpet sounded. 喇叭吹响了.
* The A key on this piano won't sound, ie No sound is produced when the key is struck. 这钢琴上的A键按下去不响.
3 [Tn] give (a signal) by making a sound; announce 用声音发（信号）; 发布
*sound a note of alarm/danger/warning 发出警报[危险信号/警告信号]
* sound the alarm, eg by ringing a bell 发警报（如按响电铃）
* sound the retreat, eg by blowing a bugle 发撤退信号（如吹撤退号）.
4 [Tn esp passive 尤用于被动语态] (fml 文) pronounce (sth) 发出（某事物）的声音
*You don't sound the `h' in `hour'. hour中的h不发音.
* The `b' in `dumb' isn't sounded. dumb中的b不发音.
5 [Tn] (fml 文) test or examine (sth) by tapping or striking to produce a sound and listening carefully 以敲击听音的方式检测（某物）; 对（某物）进行叩诊
*sound a person's chest, ie by tapping it 对某人的胸部进行叩诊
* sound the wheels of a train, ie by striking them 敲击火车车轮进行检查.
6 (idm 习语) strike/sound a false note => false. strike/sound a note (of sth) => note1.
7 (phr v) sound off (about sth) (infml derog 口, 贬) talk noisily and boastfully (about sth) （对某事物）大声吹嘘
*He's always sounding off about how he would manage the firm. 他总是大言不惭地说他能把公司经营好.

/saʊnd; saund/
v
1 [I, Tn]
(a) test or measure the depth of (the sea, etc) by using a weighted line (called a sounding line) 以测深索（sounding line）检查或测定（海等）的深度.
(b) find the depth of water in a ship's hold (with a sounding rod) （以测深杆sounding rod）测定船舱内的水深.
2 (phr v) sound sb out (about/on sth) try to discover sb's views, opinions, etc (on sth), esp in a cautious or reserved way 试探某人（对某事物）的意见、观点等（尤指审慎地）
*Have you sounded him out (ie found out his opinions) yet about taking the job? 你是否探听出他对接受这项工作的意见了?
* I'll try to sound out the manager on the question of holidays. 关于放假的问题, 我要去探探经理的口风.

/saʊnd; saund/
(also esp in place names Sound 又作Sound, 尤用于地名) n narrow passage of water joining two larger areas of water; strait 海峡
*,Plymouth `Sound 普利茅斯海峡.