1. The factory produced large amounts of slags.
这家工厂产生了大量炉渣。

2. The slags were removed from the furnace daily.
每天都从炉子中清除炉渣。

3. Industrial slags can be recycled for construction use.
工业炉渣可以回收用于建筑。

4. The slag pile contained old slags from the steel plant.
这个渣堆里有钢厂留下的旧炉渣。

A: What are these slags used for?
A：这些炉渣是用来做什么的？

B: They can be processed and reused in construction.
B：它们可以加工后用于建筑。

1) 冶金或燃烧过程中产生的废渣

2) 工业生产后的副产品固体残留物

3) 在俚语中带有贬义的冒犯性称呼（需谨慎使用）

1. 炉渣；矿渣

e.g.The slags were dumped near the factory.
炉渣被倾倒在工厂附近。

2. （俚语）粗俗侮辱性称呼

e.g.The word slags is offensive in informal speech.
slags在非正式用语中具有冒犯性。

noun

1. the plural form of slag, referring to waste material left after metal smelting or burning, or a derogatory slang term

Synonym: waste, residue