亘古不变

Traditional form:

亙古不變

Pinyin (reading):

gèngǔbùbiàn

Definitions:

• unchanging since times immemorial (idiom)
• unalterable
• unvarying
• monotonous

Characters:

• 亘 - to extend across, through; from
• 古 - old, classic, ancient
• 不 - no, not, un-; negative prefix
• 变 - to change, to transform, to alter; rebel

Traditional characters:

• 亙 - through; to extend across; to, from
• 古 - old, classic, ancient
• 不 - no, not, un-; negative prefix
• 變 - to change, to transform, to alter; rebel