Praseodymium sesquioxide
[化] 三氧化二镨; 氧化镨
🧩 词语组成解析
n. 镨\\n[化] 镨Pr
n. [化]倍半氧化物,三氧二某化合物
🗣️ 情景例句
Mom and Dad are already on their way down to the gallery.
妈妈和爸爸已经出发去画廊了。
Please do now hesitate to as any questions.
如有问题您可随时提出来。
We can offer you this in different levels of quality.
这产品我们有三种不同等级的品质。