The best physicians are Dr. Diet, Dr. Quiet, and Dr. Merryman.
节食博士、精心博士、快乐博士,三人都是最好的医生。
do in fact run out of energy in accordance with the second law of thermodynamics (whether the whole universe does so is a moot point at present).
也都会消耗完其能量(整个宇宙是否如此,目前尚有争论)。