動詞 practise:

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

1. If you can stick at practising for long enough, you could play the piano quite well.
   如果你能長期堅持練習(xí)，那么你的鋼琴會彈得很好。
2. She's practising (a new piece) on the piano.
   她在練習(xí)彈奏(一支新曲子).
3. I haven't been practising enough.
   我練習(xí)得還不夠。