Djd
abbr. degenerative joint disease 关节变性病，退行性关节疾病
🗣️ 情景例句
It'll only take a few minutes.
只要几分钟时间。
We can't afford the expense.
我们不能付出那些花销。
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）。