概括: to summarize, to generalize, briefly...
框: frame (e.g. door frame), casing, framework, template, to circle (i.e. draw a circle around sth), to frame, to restrict...
报销: to submit an expense account, to apply for reimbursement, to write off, to wipe out...
珍稀: rare, precious and uncommon...
挑战: to challenge, challenge...
哪: how, which, (final part. preceded by N), which (followed by M or Num)...
摇: to shake, to rock, to row, to crank...
效益: benefit, effectiveness, efficiency...
涵义: content, meaning, connotation, implication...
平: flat, level, equal, to tie (make the same score), to draw (score), calm, peaceful, see also...
