Idioms and phrases: it wouldn't do (someone) any harm (to do something) — It would or may be good, pragmatic, or beneficial for someone (to do something). ( EnglishH 1906 l4y )

https://translate.google.com/#view=home&op=translate&sl=en&tl=vi&text=it+wouldn't+do+(someone)+any+harm+(to+do+something)+-+It+would+or+may+be+good,+pragmatic,+or+beneficial+for+someone+(to+do+something).