单词	nap-of-the-earth flight
释义	nap-of-the-earth flight nap-of-the-earth flight See: terrain flight. nap-of-the-earth flight nap-of-the-earth flight A helicopter carrying out nap-of-the-earth flying.An aircraft flying at very low altitudes and as close to the earth as possible, following the local profile of the land surface.
随便看	software modification notice software modification sheet software module software monitor software multilevel fault injection software multiplexing software, networks, information and modeling and simulation software non-functional assessment process software object library software object-oriented fault injection tool software offshore business union of shanghai software of unknown pedigree software of unknown provenance software ontology software operating environment software operating system software operational advisory group software operational test & evaluation plan software operator-machine interface questionnaire software operators manual software optimized encryption algorithm software override software package software package for unique reports software package management agent

英语词典包含2567994条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。