瞬息萬變

To wink or blink; a very short period of time, a flash; to happen very quickly.

To cease or stop; to rest; breath; news or information; interest on a loan or investment; offspring (archaic).

The number ten thousand; a very large number; numerous; extremely; absolutely.

To change or transform into something different; to vary; to alter; a rebellion or sudden disturbance; strange or peculiar.