Question

اگر نیاز است

Answer 1

If there is a need,

If it is needed to do sth,

Comments

اگه بخواهیم بگیم:

ایا نیاز است من (انجام یک کار).......

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Is there a need for me to ...?

Is it needed for me to ...?

Answer 2

Other alternatives:

if need be

if required

Answer 3

If necessary,...

...if necessary.