Chalcosiderite
磷铜铁矿
🗣️ 情景例句
Keep right unless overtaking.
要靠右驾驶，除非超车。
What time should I meet you at the station?
我几点中跟你在火车站碰头呢？
But these are not analogous to what happens when man ages.
不过，这些衰老的情况同人并不相似。