roh-SEE-nee
Here's a breakdown:
* roh: The "o" sound is similar to the "o" in "hot" or "lot".
* SEE: The "ee" sound is like the "ee" in "see" or "tree".
* nee: The final syllable is pronounced like the "nee" in "knee".
Remember, the stress is on the second syllable ("SEE").