Botallackite
羟氯铜矿
🗣️ 情景例句
How about a California chablis?
来一杯California白葡萄酒好吗？
A little labour,much health.
适量的劳动大有益于健康。
Once we get down to the oil, it usually flows to the surface because great pressure,
一旦到达油层，石油就会由于地下巨大的压力流到地面上来，