单词	patent No.
释义	patent No. 利号
随便看	gradine gradin-echo gradines grading grading abrasive wheels grading analysis grading and packaging facilities grading and washing plant grading angle grading automatic sorter grading capacitor between open contacts of circuit-breaker grading card grading certificate grading coils grading cover grading current grading curve grading cylinder grading equipment grading factor grading fare grading foil grading function grading group grading instrument 望断归来路望断故园心眼望断斜阳人不见望断江南山色远望断清波无双鲤望断翠峰十二望断行云无觅处望断高唐路望昭阳宫殿孤鸿没望晴檐多风手段手民手气手法手法儿手泽手洗手淫手潮手炉