Polyprotic acid
[化] 多元酸
🧩 词语组成解析
🗣️ 情景例句
No. I want to leave it in Chicago.
不。我想把它留在芝加哥。
Moderation in all things is the best of rules.
中庸之道是最好的准则。
Moondwellers will be able to fly in space at only three percent of the cost of similar journeys by their terrestrial cousins.
月球居民在太空遨游的费用仅是地球上朋友飞越同样路所需费用的3%。