单词	arrow pile
释义	arrow pile 箭头
随便看	sign language interpreting Sign language is a neat way to express yourself sign language of oil painting sign language recognition sign languages sign-languages sign language synthesis Sign language training sign languange sign languate signle address code sign learning sign learning theory sign-learning theory signle chip computer signle chip microcomputer signle completion signle crystal alumina signle disc clutch signle-frequency bridge sign legally sign legibility signle instruction execute mode signle loop approximation signles