过硬

Traditional form:

過硬

Pinyin (reading):

guòyìng

Definitions:

• to have perfect mastery of sth
• to be up to the mark

Characters:

• 过 - pass; to go across, to pass through
• 硬 - firm, hard, strong; obstinate

Traditional characters:

• 過 - pass; to go across, to pass through
• 硬 - firm, hard, strong; obstinate