Phosphoranepentoic acid
[化] 正膦五酸; 原膦酸
🧩 词语组成解析
🗣️ 情景例句
The original plan by the council
会议原有的计划
Knowledge is long, life is short.
吾生有涯，而知无涯。
Suddenly someone shouted.'It's two minutes past twelve! The clock has stopped!'
“已经12点零2分了！那钟已经停了！”