[zì xíng]
(自己做) by oneself
settle (the matter) by oneself
自行处理
make arrangements by oneself
自行安排
be designed and made by oneself
自行设计制造
decide policies on one's own
自行制定政策
(自动) of oneself; of one's own accord; voluntarily
come of itself
自行到来
The reactionaries will never, of their own accord, step down from the stage of history.
反动派决不会自行退出历史舞台。
[天] proper motion; self-powered
[地] auto-morphic