英语单词ballast的意思,音标,解释,读音

听听怎么读

英 [ˈbæləst]

美 [ˈbæləst]

是什么意思

n.

压舱物，压载物；道渣，碎石；镇流器；沉着

vt.

给某物装上压舱物；给…铺道渣；使稳定；使沉着

变形

复数：ballasts过去式：ballasted过去分词：ballasted现在分词：ballasting第三人称单数：ballasts

英英释义

ballast[ 'bæləst ]

n.
- any heavy material used to stabilize a ship or airship
- coarse gravel laid to form a bed for streets and railroads
- an attribute that tends to give stability in character and morals; something that steadies the mind or feelings
- a resistor inserted into a circuit to compensate for changes (as those arising from temperature fluctuations)
  同义词：ballast resistorbarretter
- an electrical device for starting and regulating fluorescent and discharge lamps
  同义词：light ballast
v.make steady with a ballast

学习怎么用

词组短语

electronic ballast电子镇流器；电子安定器

ballast water压载水；压舱水；压舱配重水

in ballast压舱货；底货

ballast tank压载舱；潜水艇沉浮箱；压载箱；压舱柜

water ballast压舱水，压载水；水压载

water ballast tank压载水舱

ballast bed道床；道碴床；碎石道床；道碴路基

更多收起词组短语

双语例句

用作名词(n.)

If not ventilated properly, their ballast circuitry can get fried enough to fail.
如果通风不畅，压载物的线路板会如同被煎过似的坏掉。
The ship was furnished with ballast.
船上装了压舱物。
So are the motions of a little vessel without ballast tossed about on a stormy sea.
在惊涛骇浪的大海上，一只没有压舱物的小船就是这样颠颠簸簸。
The starting time is the time the ballast needs to light and stabilise the lamp.
镇流器使灯启动并使其稳定工作所需的时间。

权威例句

BALLAST
Beyond ballast water: aquarium and ornamental trades as sources of invasive species in aquatic ecosystems
Design of a two-stage low-frequency square-wave electronic ballast for HID lamps
Global hot spots of biological invasions: evaluating options for ballast-water management.
International Convention for the Control and Management of Ships' Ballast Water and Sediments (BWM)
International Convention for the Control and Management of Ships' Ballast Water and Sediments, 2004
Transoceanic and interoceanic dispersal of coastal marine organisms : The biology of ballast water
Association of sinking organic matter with various types of mineral ballast in the deep sea: Implications for the rain ratio
Transport of diatom and dinoflagellate resting spores in ships' ballast water: implications for plankton biogeography and aquaculture
A new, mechanistic model for organic carbon fluxes in the ocean based on the quantitative association of POC with ballast minerals