【计】 hold-down
keep; hold; maintain; maintenance; preserve; remain; retain
【计】 retention
【医】 retention
【经】 hold; keep; keep up
according to; control; leave aside; press; push; refer to
【电】 press
below; descend; down; give birth to; give in; go to; leave off; lower; next
take
【医】 cata-; hyp-; infra-; kat-; sub-