hold-back

动词 hold-back:

1. hold back, as of a danger or an enemy; check the expansion or influence of
   同义词：check, turn back, arrest, stop, contain, hold back
2. keep under control; keep in check
   同义词：restrain, suppress, keep, keep back, hold back
3. refrain from doing
   同义词：forbear, hold back
4. wait before acting
   同义词：wait, hold off, hold back
5. secure and keep for possible future use or application
   同义词：retain, hold, keep back, hold back
6. hold back; keep from being perceived by others
   同义词：conceal, hold back, hold in