?海空安全区
... 海空救难 air-sea rescue 海空安全区 air-surface zone 提供空中勤务 AIRSVC ...
海空禁区 ; 陆空配合行动区
But without a no-fly zone or plenty of surface-to-air missiles to bring down regime jets many rebels think they will struggle.
ECONOMIST: Syria??s rebels
英汉双解词典包含3185865条英汉词条,基本涵盖了全部常用单词的翻译及用法,是英语学习的有利工具。