In my tennis club one guy said “you can travel to Korea now “

He pronounce really spelling itself [ travel ] ?????

Travel IPA

https://dictionary.cambridge.org/us/dictionary/english/travel

actually /ˈtræv.əl/  a => [æ ]sound    e => [ə ] sound

 1)    practice [æ ] sound

https://www.youtube.com/watch?v=mynucZiy-Ug

 2)    practice [ə ]  schwa sound

https://www.youtube.com/watch?v=m1mDSUSwNls