Maksud perkataan "as hard as nails" dalam bahasa Melayu

Apakah maksud "as hard as nails" dalam bahasa Inggeris? Terokai maksud, sebutan dan penggunaan khusus perkataan ini bersama Lingoland

as hard as nails

US /æz hɑrd æz neɪlz/
UK /æz hɑːd æz neɪlz/

Idiom

sangat tegas, kejam, tidak berperasaan

very tough, unsentimental, and ruthless

Contoh:
She's a businesswoman who's as hard as nails when it comes to negotiations.
Dia seorang ahli perniagaan yang sangat tegas apabila melibatkan rundingan.
Despite her gentle appearance, she's as hard as nails when she needs to be.
Walaupun penampilannya lembut, dia sangat tegas apabila perlu.