Potassium pyroarsenate

potassium [[pə'tæsiəm]]

n. 钾\\n[化] 钾K

pyroarsenate

焦砷酸盐

Maybe I can help. Tell me what it is, Susan.

也许我能帮忙。说给我听听 ，Susan。

Oh, no! Not today, please!

哦，不要！今天就饶了我吧。

You were very kind. You brought out all your jewellery and you told me I could take anything I wanted. There were so many beautiful things that it was hard to choose. And then I saw a lovely diamond necklace with a big blue stone in the centre.

你太好了。当时你把所有的珠宝首饰全都拿了出来，而且说，我要什么就可以拿什么。漂亮的首饰太多了，实在难挑选。后来我终于看中了一条美丽的钻石项链，中间还嵌着一颗大蓝宝石。