practising
ˈpræktɪəsɪŋ adj
1
a practising Catholic/Muslim/Jew etc
someone who follows the rules and customs of a particular religion 虔诚的天主教徒/穆斯林/犹太教徒等;
2
a practising doctor/lawyer/teacher etc
someone who is working as a doctor, lawyer etc 执业医生/执业律师/从业教师等
从事教学工作的老师很少有时间做这样的研究。