تعريف baptism of fire في الإنجليزية الإنجليزية القاموس.
The first experience of a severe ordeal, especially a first experience of military combat
Having to deal with a bomb scare on his first day was a real baptism of fire for John.
If someone who has just begun a new job has a baptism of fire, they immediately have to cope with very many severe difficulties and obstacles. It was Mark's first introduction to royal duties and he came through his baptism of fire unscathed