ballast是什么意思？

ballast

英[ˈbæləst] 美[ˈbæləst]

• n. 压舱物，压载物，道渣，碎石，镇流器，<比喻>沉着；
• vt. 给某物装上压舱物，给…铺道渣，使稳定，使沉着；

复数：ballasts;

第三人称单数：ballasts;

过去式：ballasted;

过去分词：ballasted;

现在分词：ballasting;

例句

• mental ballast 心理上的稳定性
• have no ballast 不镇定, 不沉着
• solid ballast 固体压载
• Voltage provided to a ballast by a power line or power supply. 由电源或输电线输入到包括镇流器的电压.
• Tank Linings and pipe Coatings: Ballast and potable water tanks; Bilges, wet voids and drainage pipes. 储罐衬里和管道用涂料: 压载水舱和饮水舱; 舱底 、 湿空舱和排水管.
• High light efficency , concentrated light, no additional ballast, which can take place of incandesce lamp, reducing investment fees. 特点:发光效率高,光线集中, 不需要附加镇流器, 可直接与白炽灯互换使用, 减少投资费用.
• Ballast, ignitor and terminal pillars are installed in the body. 灯体内装有镇流器 、 触发器和接线柱.
• Then the sound of rumbling thunder reached the watchers on the shore, as cargo, ballast, ammunition and 400 people went sliding and crashing down to the port side of the steeply listing ship. 后来当船上的货物 、 压舱物 、 弹药以及400个人轰的一声滑到急剧倾斜的船体左舷一侧的时候, 岸上观看的人们听到了雷鸣般的轰隆声.
• He has got no ballast whatever. 他这个人一点也不沉着.
• We can trust that company; the partners are in ballast all right. 我们可以信任那家公司, 其合伙人都很可靠.

词组

• in ballast
  (of a ship) laden only with ballast （船）只装有压舱物

柯林斯高阶英汉双解学习词典释义

• N-UNCOUNT
  压舱物；镇重物
  Ballast is any substance that is used in ships or hot-air balloons to make them heavier and more stable. Ballast usually consists of water, sand, or iron.

英汉词典释义

• n.
  (保持船身稳定的)压舱物
  solid ballast 固体压载
  镇定物, 稳定因素; 安定, 沉着
  have no ballast 不镇定, 不沉着 mental ballast 心理上的稳定性 He has got no ballast whatever. 他这个人一点也不沉着。 We can trust that company; the partners are in ballast all right. 我们可以信任那家公司，其合伙人都很可靠。

英英词典释义

• Noun
  1. any heavy material used to stabilize a ship or airship
  2. coarse gravel laid to form a bed for streets and railroads
  3. an attribute that tends to give stability in character and morals; something that steadies the mind or feelings
  4. a resistor inserted into a circuit to compensate for changes (as those arising from temperature fluctuations)
  5. an electrical device for starting and regulating fluorescent and discharge lamps
• Verb
  1. make steady with a ballast

行业词典

• 体育： 压舱物；沙囊；镇流器；
  土木工程： 道碴；
  电力： 镇流器；
  电工： 镇流器；
  船舶： 压载；专门用来改变船舶的浮态和重心位置的固体物和液体物的总称。；
  铁道： 道碴；