keep back
留在後面,不前進;阻止;隱瞞;留下
keep back
v 1: keep under control; keep in check; "suppress a smile"; "Keep
your temper"; "keep your cool" [syn: restrain, suppress,
keep, hold back]
2: secure and keep for possible future use or application; "The
landlord retained the security deposit"; "I reserve the
right to disagree" [syn: retain, hold, hold back]
3: hold back; refuse to hand over or share; "The father is
withholding the allowance until the son cleans his room"
[syn: withhold]