on and off的用法和樣例：
例句
- I began to write intermittently and spasmodically.
我開始斷斷續續地寫了起來。 - In reality, love probably goes on with breaks and interruptions.
實際上，愛情很可能斷斷續續地發展下去。
辭彙搭配
- stand off and on 一忽兒接近海岸,一忽...
- play off and on with 一會戴上一會摘下...
- off and on 斷斷續續
