not hurt a fly
US /nɑt hɜrt ə flaɪ/
UK /nɑt hɜrt ə flaɪ/

1.
لن يؤذي ذبابة, لطيف جدًا
to be gentle and harmless; to be incapable of causing harm to anyone or anything
:
•
Despite his tough appearance, he wouldn't hurt a fly.
على الرغم من مظهره القاسي، فإنه لن يؤذي ذبابة.
•
My grandmother is so sweet; she wouldn't hurt a fly.
جدتي لطيفة جدًا؛ لن تؤذي ذبابة.