headroom
英 [ˈhedru:m] 美 [ˈhɛdˌrum, -ˌrʊm]

n.

净空，头上空间，（拱梁等下面的）净空高度；

英英释义

headroom[ 'hedrum ]

• n.
  • vertical space available to allow easy passage under something

    同义词：headwayclearance

  • the capacity of a system to reproduce loud sounds without distortion

    同义词：dynamic headroom

双语例句

用作名词(n.)

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。
2. There is not enough headroom for buses to go under this bridge.
   这座桥梁下面的净空高度不够，公共汽车不能通行。

权威例句

Method and Arrangement for Triggering Power Headroom Report Transmissions in a Telecommunications System
Catalyzing Bacterial Speciation: Correlating Lateral Transfer with Genetic Headroom
“Bin Laden trashed to make way for US alliance with radical Islam”
Scalable QoS provision through buffer management
Leveraging stored energy for handling power emergencies in aggressively provisioned datacenters
DREAM: dynamic resource allocation for software-defined measurement
Power provisioning for a warehouse-sized computer
Power provisioning for a warehouse-sized computer
COFDM: an overview
A low-power pipeline based on circuit-level timing speculation