Resulfurize
再硫化; 再用硫处理
🗣️ 情景例句
I have tea with y colleagues in the afternoon.
下午我和同事喝茶。
Is this a local broadcast?
这是不是当地的广播？
Travellers on short trips to areas with water supplies of uncertain quality should avoid drinking tapwater, or untreated water from any other source.
短途旅行到水质不保险的地区时，应避免饮用水龙头的水或未经处理任何其他来源的水。