persist
v.
1530s, from Middle French persister (14c.), from Latin persistere "abide, continue steadfastly," from per- "thoroughly" (see per) + sistere "come to stand, cause to stand still" (see assist). Related: Persisted; persisting.
〔李〕[per-=thoroughly 彻底地；sist=to stand⇒“to stand thoroughly 始终站稳”→] v. stick to it；continue firmly 坚持；固执
〔蒋〕[per-贯穿，从头到尾，自始至终，sist立] 坚持，持续
〔李〕[per-=throughout始终；sist=to stand站→“to stand throughout 始终站着”→] v.① continue firmly坚持