headroom

英 [ˈhedruːm]

美 [ˈhedruːm]

n.  (机动车车顶与其上方桥梁等之间的)净空; (机动车内的)头上空间

TEM8

BNC.25146 / COCA.24508

牛津词典

noun

• （机动车车顶与其上方桥梁等之间的）净空
  the amount of space between the top of a vehicle and an object it drives under
• （机动车内的）头上空间
  the amount of space between the top of your head and the roof of a vehicle
  1. There's a lot of headroom for such a small car.
     这么小的一辆汽车的头上空间蛮大的。

柯林斯词典

• N-UNCOUNT （屋顶或桥下的）净空
  Headroomis the amount of space below a roof or bridge.
  1. The forecabin, with 6ft headroom, also has plenty of room to stand and get dressed.
     前舱有6英尺高的净空，也有足够的空间供人站立和穿衣服。

英英释义

noun

• the capacity of a system to reproduce loud sounds without distortion
  Synonym:dynamic headroom
• vertical space available to allow easy passage under something
  Synonym:headwayclearance

双语例句

• I can't gain any more overclocking headroom by increasing the voltage. Why? What's the maximum safe voltage setting?
  我无法从电压提高中获得更大的超频空间。为什么？最大的安全电压是哪个？
• Both amplifiers are carefully designed to provide enhanced headroom with extremely graceful overload characteristics.
  这两款放大器都经过精心设计，提供了极其优美的特点，加强超载空间。
• Headroom and legroom are satisfactory for four adults, and the front driver and passenger seats have excellent lower lumbar supports and seat adjustment functions easy to use.
  头部与腿部空间能够完全地满足四个成年人的乘坐要求，而且前排驾驶者与乘客座椅均带有良好的腰部支撑以及简单易用的座椅调节功能。
• Application of Jacking-up Technique to Headroom Improvement of Existing Structures over Railway
  顶升技术在铁路既有上跨结构净空改造中的应用
• Headroom shrinks in the middle of Hang En as cavers pass beneath a ceiling scalloped by eons of floodwater rushing past.
  韩恩洞的中部洞高缩小，探洞人正在经无数年洪水冲刷磨圆的洞顶下通过。
• It also calls for power flexibility to provide more thermal headroom for either boosting performance or lowering power at32nm.
  它还呼吁电能使用的灵活性，以提供更多的热余量，在32纳米上提高性能或降低功耗。
• The chlv-u command allows you to increase the upper bound limit to provide additional headroom for striped LV expansion.
  chlv-u命令允许您增大这个上限，以便为stripedLV的扩展提供附加的净空。
• To date most countries have not yet raised tariffs to bound levels or taken full advantage of headroom on agricultural subsidies.
  截至目前，大多数国家尚未把关税提高到约束水平，也尚未充分利用农产品补贴的余量。
• Countries now have some headroom to borrow.
  这些国家目前有一些借款的余地。
• A warning sign will indicate the maximum headroom and that part of the road where the indicated headroom is available.
  警告标志会说明最大的通行高度，以及在道路哪一处，会有通行高度限制。