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- 雙負（DNG）媒質(zhì)double-negative medium
- 雙負媒質(zhì)DNG
- 高斯波束在雙負媒質(zhì)中的傳播特性分析Characteristics of Gaussian beam propagation through double negative media slab
- DNG媒質(zhì)double negative medium (DNG)
- 雙負特性double negative property
- 負折射率材料（DNG）Negative refractive index materials (NIM)
- 電磁波穿過(guò)DNG媒質(zhì)時(shí)的傳播特性分析Analysis on the Propagating Characteristics of Electromagnetic Wave While Passing a Thick Parallel Plate Made of DNG Medium
- 雙負介質(zhì)double-negative metamaterials
- 不負責任be remiss of
- 成雙atwain
- 不負責任的irresponsible
- 雙解bilingual
- 媒質(zhì)medium
- 不是我，而是他該負責任。Not I but he is responsible for it.
- 半雙工semiduplex
- 雙拼Two bors d's oeuveres
- 不負責任的人Gallio
- 雙元音diphthong
- 全雙工FDX
- 不負眾望inspire popular confidence
