[N-COUNT 可数名词]（经济的）繁荣，景气 If there is a boom in the economy, there is an increase in economic activity, for example in the amount of things that are being bought and sold.
[usu sing]
An economic boom followed, especially in housing and construction...
接着出现了经济繁荣，尤其是在房地产业和建筑业。
The 1980s were indeed boom years.
20世纪80年代是真正的繁荣时期。
...the cycle of boom and bust which has damaged us for 40 years.
40年来给我们造成巨大破坏的经济繁荣与萧条的交替循环
2
[N-COUNT 可数名词]（数量的）增长；（频率的）加快；成功 A boom in something is an increase in its amount, frequency, or success.
[usu sing]
The boom in the sport's popularity has meant more calls for stricter safety regulations...
该项体育运动的兴起意味着制定更加严格的安全规则的呼声更高了。
Public transport has not been able to cope adequately with the travel boom.
公共交通系统还不能充分满足迅速发展的旅游业的需求。
3
[VERB 动词]（经济或生意）景气，繁荣 If the economy or a business is booming, the amount of things being bought or sold is increasing.
[V]
[V-ing]
By 1988 the economy was booming...
到1988年经济一直很繁荣。
Sales are booming...
销售额在快速增长。
It has a booming tourist industry.
其旅游产业在蓬勃发展。
4
[N-COUNT 可数名词]（船帆的）下桁；帆桁 On a boat, the boom is the long pole which is attached to the bottom of the sail and to the mast and which you move when you want to alter the direction in which you are sailing.
[usu sing]
5
[N-COUNT 可数名词]浮木挡栅，水栅（用来阻挡溢出的油扩散） A boom is a large floating barrier that is used for stopping oil that has spilled from spreading.
6
[VERB 动词]（人)吼叫；（大炮或大鼓）发隆隆声 When something such as someone's voice, a cannon, or a big drum booms, it makes a loud, deep sound that lasts for several seconds.
[V with quote]
[V prep/adv]
[Also V]
[V P prep/adv]
[V P with quote]
[V P n (not pron)]
[Also V P]
'Ladies,' boomed Helena, without a microphone, 'we all know why we're here tonight.'...
“女士们，”海伦娜大声喊道，没有用麦克风，“我们都知道今晚我们为什么来到这里。”
Thunder boomed like battlefield cannons over Crooked Mountain.
雷声像战场上的炮声一样响彻克鲁克德山。
Boom out means the same as boom .boom out同boom
Music boomed out from loudspeakers...
喇叭中传出低沉的音乐声。
A megaphone boomed out, 'This is the police.'
…扩音器响了起来：“我们是警察。”
He turned his sightless eyes their way and boomed out a greeting.
他将失明的双眼转向他们，低声打了个招呼。
Boom is also a noun.
The stillness of night was broken by the boom of a cannon.
夜晚的寂静被隆隆的炮声打破。
7
→see:
baby boom
；
相关词组：
boom out
Oxford
boom/buːm; NAmEbuːm/
noun
,
verb
boomboomsboomedboomingnounin business/economy 商业；经济1a sudden increase in trade and economic activity; a period of wealth and success （贸易和经济活动的）激增，繁荣◆Living standards improved rapidly during the post-war boom.在战后那段繁荣昌盛的时期里，生活水平得到了迅速提高。boomin sth ◆a boom in car sales汽车销售额的巨增◆a boom year(for trade, exports, etc.) （贸易、出口等）兴盛的一年◆a property/housing boom房地产╱住房的迅速发展◆a chaotic period of boom and bust经济繁荣与经济萧条交替出现的混乱时期☞collocationsat
economy
☞compare
slump
n.☞see also
baby boom
popular period 风靡期2[usually singular ]a period when sth such as a sport or a type of music suddenly becomes very popular and successful （某种体育运动、音乐等）突然风靡的时期◆The only way to satisfy the golf boom was to build more courses.满足这场高尔夫球热的唯一途径是增建球场。on boat 船3a long pole that the bottom of a sail is attached to and that you move to change the position of the sail 帆桁sound 声音4[usually singular ]a loud deep sound 深沉的响声◆the distant boom of the guns远处隆隆的炮声☞see also
sonic boom
in river/harbour 河；港口5a floating barrier that is placed across a river or the entrance to a harbourto prevent ships or other objects from coming in or going out 水栅for microphone 麦克风6a long pole that carries a microphoneor other equipment 吊杆verbmake loud sound 发出巨响1[intransitive ]to make a loud deep sound 轰鸣；轰响◆Outside, thunder boomed and crashed.外面雷声隆隆，霹雳炸响。2[transitive , intransitive ]to say sth in a loud deep voice 以低沉有力的声音说话+ speech◆‘Get out of my sight!’ he boomed.“别让我再见到你！”他低沉而有力地说。boom(out) ◆A voice boomed out from the darkness.黑暗中传来低沉有力的嗓音。◆He had a booming voice.他的嗓音低沉洪亮。of business/economy 商业；经济3[intransitive ]to have a period of rapid growth; to become bigger, more successful, etc. 迅速发展；激增；繁荣昌盛◆By the 1980s, the computer industry was booming.到 20 世纪 80 年代时，计算机行业迅猛发展。◆Business is booming!生意兴隆！boom/buːm; NAmEbuːm/
LDC
boom1 noun
boom2 verb
boomboom1 /buːm/ ●○○ noun
Entry menu
Word Origin
Examples
Thesaurus
Collocations
1increase in business [singular] a quick increase of business activityOPP slump: The boom has created job opportunities.boom in a sudden boom in the housing marketconsumer/investment/property etc boom the post-war property boomboom years/times In boom times, airlines do well. the economic boom of the 1950s The economy went from boom to bust (=from increasing to decreasing) very quickly. →
boom town
2when something is popular [singular] an increase in how popular or successful something is, or in how often it happens: the disco boom of the 1970sboom in the boom in youth soccer in the U.S. →
baby boom
3sound [countable] a deep loud sound that you can hear for several seconds after it begins, especially the sound of an explosion or a large gun →
sonic boom
► see thesaurus at
sound
4boat [countable] a long pole on a boat that is attached to the bottom of a sail, and that you move to change the position of the sail5long pole [countable]a)a long pole used as part of a piece of equipment that loads and unloads thingsb)a long pole that has a camera or microphone on the end6on a river/harbour [countable] something that is stretched across a river or a bay to prevent things floating down or across itCOLLOCATIONSADJECTIVES/NOUN + booman economic boom· the post-war economic booma property/housing boom (=a sudden increase in house prices)· People made a lot of money in the 1980s property boom.a consumer/spending boom (=a sudden increase in the amount people spend)· Various factors caused the consumer boom.a building/construction boom (=a sudden increase in building work)· There’s been a recent construction boom in the Gulf.an investment boom· the investment boom of the past few yearsverbscause/lead to a boom· Tax cuts sometimes lead to an economic boom.trigger/spark a boom (=start it)· The lower interest rates triggered an economic boom.fuel a boom (=add to it)· The energy crisis is fuelling a boom in alternative energy.enjoy a boom· Since then, China has enjoyed a remarkable boom.boom + NOUNthe boom years/times· the boom years of the late 1980sphrasesgo from boom to bust (=change from doing very well economically to doing very badly)· The Mexican economy went from boom to bust very quickly.at the height of the boom· They sold their house at the height of the boom.
boom1 noun
boom2 verb
boomboom2 ●○○ verb
Word Origin
Verb Table
Examples
Thesaurus
Collocations
1[intransitive usually in progressive] if business, trade, or a particular area is booming, it is increasing and being very successful: Business was booming, and money wasn’t a problem. Tourism on the island has boomed.2 (also boom out) [transitive] to say something in a loud deep voice: ‘Ladies and gentlemen,’ his voice boomed out.3 (also boom out) [intransitive] to make a loud deep sound: Guns boomed in the distance.—booming adjective: a booming economy