F.2559
[医] 三乙碘化三(β-二乙氨乙氧基)苯
🗣️ 情景例句
Please make an effort to arrive early.
请争取早点来。
The path to glory is always rugged.
通向光荣的道路常常是坎坷不平的。
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）。