DictionaryForumContacts

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to phrases
cone of silence
avia. 锥形盲区
commun. 死〔盲〕区
space 无线电信标锥形盲区; 无声锥区
tech. 静区; 圆锥形静区
telecom. 静锥区; 锥形静区
cone of silence: 4 phrases in 2 subjects
Information technology1
Space3