Praseodymium carbonate
[化] 碳酸镨
🧩 词语组成解析
n. 镨\\n[化] 镨Pr
carbonate
[['kɑ:bəneit]]
n. 碳酸盐\\nvt. 使碳酸盐化, 使充满二氧化碳
🗣️ 情景例句
Is room service available?
有房间服务吗？
How much is this?
这个多少钱？
Please listen to me, everyone. Who has a ruler?
大家听我说。谁有尺子？