Beckelite
方钙铈镧矿
🔁 扩展释义
【化】 方钙┓镧矿
🗣️ 情景例句
This is a two-bedroom, two-bath house.
这是一栋有两间卧室、 两间盥洗室的房子。
Can you do me a favour?
您能帮我个忙吗？
I don't think this is a standard size.
我看这不是标准尺寸吧？