practising

动词 practise:

1. engage in a rehearsal (of)
   同义词：rehearse, practise, practice
2. carry out or practice; as of jobs and professions
   同义词：practice, practise, exercise, do
3. learn by repetition
   同义词：drill, exercise, practice, practise

1. If you can stick at practising for long enough, you could play the piano quite well.
   如果你能长期坚持练习，那么你的钢琴会弹得很好。
2. She's practising (a new piece) on the piano.
   她在练习弹奏(一支新曲子).
3. I haven't been practising enough.
   我练习得还不够。