- 石(stone; rock)
- 更(change; firm)
Hard as stone, immovable and unchangeable.
resolute individual
He is a tough person.
a hard nut to crack
He is a stubborn person.
tough mission
This is a tough nut to crack.
resolute individual
He is a tough person.
a hard nut to crack
He is a stubborn person.
tough mission
This is a tough nut to crack.
Hard as stone, immovable and unchangeable.
The head is the largest and most prominent part on the human body.
Hard as stone, immovable and unchangeable.
The head is the largest and most prominent part on the human body.
resolute individual
resolute individual
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difficult task
This is a tough nut to crack.
difficult task
This is a tough nut to crack.