Ruthenic acid
[化] 钌酸
🧩 词语组成解析
a. [化](正)钌的,四价钌的
🗣️ 情景例句
She was caught in the branches of our tree.
被我们家树上的树枝夹住了。
While the grass grows the horse (or steed) starves.
远水救不了近火。
About fifty.
大约有五十本。