portable
adjective uk/ˈpɔː.tə.bəl/ us/ˈpɔːr.t̬ə.bəl/
C1 轻便的，便携的；手提的
light and small enough to be easily carried or moved
a portable radio/phone/computer 便携式收音机／移动电话／手提电脑
（在换工作或地点之后）可转移的
possible to take with you if you move to a different place or job
They offer portable pensions, carried by employees from job to job. 他们提供可转移养老金，可随着雇员们换工作而转移。
Your phone number is portable if you decide to move to a different home or office. 如果你决定要搬家或换办公室的话，你的电话号码是可转移的。