economical with the truth
US /ˌiːkəˈnɑːmɪkl wɪð ðə truːθ/
UK /ˌiːkəˈnɑːmɪkl wɪð ðə truːθ/

1.
对真相有所保留, 不完全说出真相
to not tell the complete truth; to lie or mislead someone by omitting important facts
:
•
The politician was accused of being economical with the truth during the interview.
这位政客被指控在采访中对真相有所保留。
•
When asked about the missing funds, the accountant was clearly economical with the truth.
当被问及失踪的资金时,会计师显然对真相有所保留。