试一试 Origin — Chinese Character Wiki

shìyishì

to have a try

试試 shì verb

to try

to try; to test; to experiment; to attempt to see if a method or object works
一 yī numeralparticle

[brief action]

Used between a repeated verb to show that the action is brief, casual, or an attempt.
试試 shì verb

to try

to try; to test; to experiment; to attempt to see if a method or object works