portableon Advancedalso onAcademic Vocabulary List (AVL)? 手提的,轻便的, 手提式打字机 portable portable(adjective) 手提的,轻便的 portable portable(noun) 手提式打字机 portability portability(noun) 可携带,可移植性,轻便 Forms adjectivenoun portable portable portability