✅ 同义词
🗣️ 情景例句
She hasn't been employed for six months now.
她已经失业半年了。
Old oxen have stiff horns.
牛老角硬。
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）。