单词	和悅接人
释义	同CORDIAL
随便看	negative going; negative polarity negative going pulse negative-going--pulse negative going transition negative goodwill negative gravitational anomaly negative gravitropism negative grid negative grid bias negative grid characteristics negative grid current negative grid generator negative grid super high frequency tube negative-grid thyratron negative grid tube negative growth negative half wave negative hallucination negative hardening negative head negative heliotropism negative hemipyramid negative heteropyenosis negative heterosis negative hologram