boom 1

boom的音标和读音：
DJ音标发音： [bu:m]
KK音标发音： [bum]

boom的词性：
v.（动词）

boom的词性：
v.intr.（不及物动词）

1. To make a deep, resonant sound.
发出隆隆声：发出低沉而有回响的声音

2. To grow or develop rapidly; flourish:
快速发展：迅速成长或发展：暴涨：

Business is booming.
生意兴旺

boom的词性：
v.tr.（及物动词）

3. To utter or give forth with a deep, resonant sound:
以低沉而有回响的声音发出：

a field commander booming out orders.
战地指挥官以低沉而有回响的声音发出号令

4. To cause to grow or flourish; boost.
使繁荣：引起成长或暴涨；使迅速发展

boom的词性：
n.（名词）

5. A deep resonant sound, as of an explosion.
隆隆声：低沉而有回响的声音，比如爆炸声

6. A time of economic prosperity.
繁荣：一段时间的经济繁荣

7. A sudden increase, as in popularity.
激增：突然的增长，如人口激增

boom的词源：

8. Middle English bomben [imitative of a loud noise]
中古英语 bomben [一种噪音的象声词]

boom 2

boom的音标和读音：
DJ音标发音： [bu:m]
KK音标发音： [bum]

boom的词性：
n.（名词）

9. Nautical A long spar extending from a mast to hold or extend the foot of a sail.
【航海】 帆下桁：从桅杆上伸出的长杆，用来支撑或伸展帆的下端

10. A long pole extending upward at an angle from the mast of a derrick to support or guide objects lifted or suspended.
吊杆：从起重机的竖樯上以一定角度向上伸出的长杆，用来支持或牵引物体竖立或吊起

11. A barrier composed of a chain of floating logs enclosing other free-floating logs, typically used to catch floating debris or to obstruct passage.
栏障：一种由一连串浮木连着别的自由浮木而成的障碍物，特别用于拦截漂浮残骸或阻止通行

12. A floating barrier serving to contain an oil spill.
浮木档栅：一种漂浮的档栅，用来阻止流失的油份

13. A long movable arm used to maneuver and support a microphone.
话筒吊杆：一种用来支持和调动话筒的可动性设备

14. A spar that connects the tail surfaces and the main structure of an airplane.
尾桁：连接飞机的尾部表面和机身的桁

15. A long hollow tube attached to a tanker aircraft, through which fuel flows to another aircraft being refueled in flight.
空中加油导管：连结在飞机油箱上长的套空管，油料通过它流向空中被加油的飞机

boom的词源：

16. Dutch [tree, pole]
荷兰语 [树、柱]

17. from Middle Dutch * see bheu…-
源自 中古荷兰语 *参见 bheu…-