to tell the truth; to speak honestly, to be honest; frankly
If he truly wants to become a police officer, he’ll tell his girlfriend the truth.
— 精英部队2:大敌当前 (2010)
To be honest with you two, even I, the director, am jealous of the TV Huanying bought.
— Hi, Mom (2021)
Honestly, I even dream about it—I’ve even come up with a plan. I’m not lying to you guys.
— 黄金三镖客 (1966)