词汇	宣告…无效
释义	宣告…无效医annul
随便看	permanent-split-capacitor motor permanent-split capacity motor permanent spring permanent sprinkler system permanent Sr-ferrite permanent stability permanent stabilizer permanent stable permanent staff Permanent Staff Instructor permanent stainless cathode permanent stainless steel cathode process Permanent Stainless Steel Cathode Technology permanent standard cost permanent standards permanent standing organization permanent star permanent starch permanent tone permanent ventricular fibrillation Permanent Vertical Magnetism permanent vertigo permanent state permanent station permanent steady flow