Harmful substance
[经] 有害物质
🧩 词语组成解析
🗣️ 情景例句
I majored in economic and trade English.
我主修的是经贸英语。
What do you mean by that?
你这话是什么意思？
and perhaps convertibles or the income shares of split capital investment trusts.
可能还有可换证券，或分割资本投资信托公司的所得股。