ถ้าไม่ ☊ thaaF maiF 
unless (if you don't…) like: If you don → →
2064
I'm tired. I'd rather not go out tonight, if you don't mind. ☊ 
Tôi mệt. Tôi không muốn ra ngoài tối nay lắm, nếu cậu không ☊ 2565
There's no point in doing a job if you don't do it properly. ☊ Chẳng có tích sự gì khi làm một việc nếu mà cậu không làm nó ☊ afraid to do sth: Don't be afraid to ask if you don't understand. ☊ afraid ☊
If you don't tell them, nobody will be any the wiser (= they will not find out about it). ☊ any ☊
How old are you—if you don't mind me/my asking? ☊ ask ☊
What's the good of (= how does it help you) earning all that money if you don't have time to enjoy it? ☊ good ☊
mind sb doing sth: Are you married, if you don't mind me asking? ☊ mind ☊
Are you married, if you don't mind my asking? ☊ mind ☊
I'd like to ask you a few questions, if you don't mind. ☊ if you don't mind, if you wouldn't mind ☊
They'll be offended if you don't go to their wedding. ☊ offend ☊
regret sth: If you don't do it now, you'll only regret it. ☊ regret ☊
If you don't invest in this, you're saying no to a potential fortune. ☊ say no (to sth) ☊
You're sure to get lost if you don't keep to the path. ☊ sure ☊
You'll be thrown out if you don't pay the rent. ☊ throw sb out (of...) ☊
It doesn't matter if you don't win every time (= every time you play). ☊ time ☊