Masrite
钴明矾
🗣️ 情景例句
If I have time, I enjoy camping in the wild with my friends.
若时间许可，我爱和朋友到野外露营。
The man is surveying land for a national park.
这个人正在测量国家公园的土地
The lake was not a natural one, but a man-made reservoir.
这不是一个天然湖泊，是一座人工修建的水库。