Pyroarsenic acid
[化] 焦砷酸\\n[医] 焦砷酸
🧩 词语组成解析
🗣️ 情景例句
The Post Office aims to improve its quality of service.
邮局锐意改善服务质量。
Pain past is pleasure.
过去的痛苦即是快乐。
Often, I know what she's going to say. Sometimes, I know what she's thinking.
通常，我知道她想说什么。有时候，我知道她在想什么。