cut your

Cut your teeth 尝试做某件事
Cut one’s teeth 的原意是指小孩子在长牙齿的时候,牙齿从牙龈中冒了出来.
当cut your teeth doing something时,表示你作为新手开始做某事.
They had just graduated from school and were anxious to cut their teeth on their job.他们刚从学校毕业,迫切地希望在第一份工作中跃跃欲试.