Penroseite
硒铜镍矿
🗣️ 情景例句
Well, it's all part of the same job.
嗯 它们都是同一项工作的一部份。
Does this bus go to the beach?
这辆公共汽车去海滨吗？
But instruments far more delicate than that were needed if any really serious advance was to be made.
但是，如果要取得真正重大的进展，需要有比这种装置精细得多的仪器。