LEARNit Dictionary
heavy-duty
adjective
/ˌhevi ˈdjuːti/
UK
/ˌhevi ˈduːti/
US
1
not easily damaged and therefore suitable for hard physical work or to be used all the time
مقاوم, سنگینکار, پرطاقت
2
very serious or great in quantity
سنگین, بسیار جدی
I think you need some heavy-duty advice.