他們可以協調一下作息的時間，達到不會影響對方為主，若無法避免的話，就輕

他們可以協調一下作息的時間，達到不會影響對方為主，若無法避免的話，就輕聲細語

結果 (英文) 1:

They can coordinate their work and rest time so that they will not affect each other as the master, and if it is unavoidable, they will speak softly.

結果 (英文) 2:

They can coordinate their time of work and rest so as not to affect each other. If they can't avoid, they can whisper softly

結果 (英文) 3:

They can coordinate the time of work and rest, so that they will not affect each other. If it is inevitable, they will whisper softly