in no uncertain terms
US /ɪn noʊ ʌnˈsɜrtn tɜrmz/
UK /ɪn noʊ ʌnˈsɜrtn tɜrmz/

1.
毫不含糊地, 明確地, 直截了當地
clearly and directly, leaving no doubt
:
•
She told him in no uncertain terms that she would not tolerate his behavior.
她毫不含糊地告訴他,她不會容忍他的行為。
•
The manager explained in no uncertain terms what was expected of the team.
經理毫不含糊地解釋了對團隊的期望。