Pernitric acid
[化] 过硝酸
🧩 词语组成解析
🗣️ 情景例句
I love to lift weights.
我喜欢举重。
Do you live down the street?
你在街尾居住吗？
Later, an operation helped her to get back part of her sight, but she remained at the institution for six years more.
后来，一次手术帮助她恢复了部分视力。但是，她在这所学校又呆了6年。