Flinkite
褐水砷锰矿
🔁 扩展释义
【化】 褐砷锰矿; 褐砷锰石
🗣️ 情景例句
You just relax with Grandpa.
你只要放轻 陪爷爷就行了。
The surest way to be happy is to be busy.
要快乐，最可靠的办法是忙碌。
Cave exploration, or pot-holing, as it has come to be known, is a relatively new sport.
洞穴勘查——或洞穴勘探——是一项比较新的体育活动。