Berthierite
[机] 蓝铁矿
🗣️ 情景例句
we need to put together volunteers
我们需要募集义工
I'm the healthiest pupil in my team.
我是我的那一队伍中最健康的学生。
Winter lasts from November to January and is very cold.
冬天11月持续到到1月，