Actinides
[ ['æktinaidz] ]
高中 Senior High
[pl.] 锕类, 锕系元素, 锕化物
🔁 扩展释义
【医】 超铀元素
🗣️ 情景例句
How old are you, Gerald?
Gerald，你今年多大啦！
You'll be on air in two minutes.
两分钟以后你会上电视。
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）。