Oregonite
砷铁镍矿
🗣️ 情景例句
By working together,
透过共同工作，
Respect yourself, or no one else will respect you.
君须自敬，人乃敬之。
This decline in vigour with the passing of time is called ageing.
生命力随时间的流失而衰退叫做衰老。