ultra-

pref.

表示“极端，过度”之义；超；

ultra violet紫外光；紫外线辐射

ultra vires[律]超越权限（源自于拉丁语）

ultra high speed超高速

ultra fast超快速

ultra high frequency超高频

ultra bright超亮的

The Ultra--Metal-poor, Neutron-Capture--rich Giant Star CS 22892-052
Observation of quantum shock waves created with ultra- compressed slow light pulses in a Bose-Einstein condensate.
Graphene-based ultracapacitors.
Solution hybrid selection with ultra-long oligonucleotides for massively parallel targeted sequencing.
Ultra-wide bandwidth time-hopping spread spectrum impulse radio for wireless access communications
Telos: enabling ultra-low power wireless research
Ultra-large-scale syntheses of monodisperse nanocrystals
Principle of equal-channel angular pressing for the processing of ultra-fine grained materials
Revision of Part 15 of the Commission's Rules Regarding Ultra-Wideband Transmission Systems
Ultrahigh-density nanowire arrays grown in self-assembled diblock copolymer templates.