铁打

Traditional form:

鐵打

Pinyin (reading):

tiědǎ

Definitions:

• made of iron
• strong as iron

Characters:

• 铁 - iron; strong, solid, firm
• 打 - to attack, to beat, to hit, to strike

Traditional characters:

• 鐵 - iron; strong, solid, firm
• 打 - to attack, to beat, to hit, to strike