Fosfosiderite
(=phosphosiderite)磷铁矿
🗣️ 情景例句
It's time we hired a secretary to answer the phones.
我们早就该请一个秘书接听电话了。
I can't believe it.
我不相信。
I like reading English books, but they're sometimes rather hard.
我喜欢看英语书，但有时候英语书相当难读。