Holmia
n. [化]钬之氧化物
🔁 扩展释义
【化】 氧化钬Ho-2O-3
🗣️ 情景例句
He studied harder to improve his English.
他更加努力提高英语水平。
Never too late to mend.
过则勿惮改。
We really need that material, you know.
你知道，我们急着需要那批材料。