"Strong commitment" means being fully devoted and determined to something or someone, and never giving up on it, no matter the challenges or obstacles. Full definition
Experienced and dedicated professional with strong commitment to serving the needs of diverse populations. (livecareer.com)
Personal drive was a strong area for you as you challenged yourself personally and professionally and demonstrated strong commitment to pupil outcomes in maths. (tes.com)
But, if there is strong commitment from all participating schools to good working relationships and the ethos of mutual help and improvement by consensus, the potential for achievement is no less. (educationbusinessuk.net)