Here's a breakdown:
* Fer-di-nand: The "fer" sound is like the "fur" in "fur coat", the "di" is like the "die" in "die", and the "nand" is like the "nan" in "banana".
* Mah-jeh-lan: The "mah" sound is like the "ma" in "mama", the "jeh" is like the "jay" in "jaybird", and the "lan" is like the "lan" in "plan".
You can listen to the pronunciation on websites like Forvo or Merriam-Webster.