Battery life is a major issue for me when traveling, as my days will run from the morning until the late evening (I usually get back to the hotel room by around 10 or 11 p.m.).

• 电池寿命是一个重要问题，当我出差旅行的时候，为我的会议由上午直到晚间（我通常会回去到酒店房间约在晚上10或11点）。