Mesothorium
n. [化]新钍
🔁 扩展释义
【医】 新钍
🗣️ 情景例句
Well, are you going to tell me what's on your mind, Harry?
好了， 你要不要告诉我你在想什么， Harry？
Rome was not built in a day.
罗马并非一日可建成；坚持必成。
and a period (which is the time it takes a wave crest to travel one wave length).
和周期（浪峰走过一个波长所需的时间）。