Polyprotic acid
[化] 多元酸
🧩 词语组成解析
🗣️ 情景例句
Here.
来。
Which would you rather do--go dancing or go to a play?
你将去跳舞还是去看戏？
As Daniel Goldin of NASA observed, 'Finding life elsewhere would change everything.
正如美国国家航空和宇宙航空局的丹尼尔。戈尔丁指出的“在其他地方发现生命会改变一切。