Steenstrupine
(=steenstrupite)菱黑稀土矿
🗣️ 情景例句
I was teaching music,
我当时教音乐，
Yes,it was.
是，是十二月份。
By 1884, a statue which was 151 feet tall had been erected in Paris.
到1884年，一座高度达151英尺的雕像在巴黎竖立起来了。