| 单词 | penetration aid |
| 释义 | penetration aidnoun Military.a device or tactic, as the use of chaff or decoys or the maintaining of a low flight level, that helps an aircraft or missile to enter hostile air space. Origin of penetration aidFirst recorded in 1965–70 Words nearby penetration aidpenetrant gene, penetrate, penetrating, penetrating wound, penetration, penetration aid, penetrative, penetrometer, Peneus, Penfield, pen friend Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 |
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