Pentinic acid
[化] 喷亭酸; α-乙基季酮酸
🧩 词语组成解析
🗣️ 情景例句
It's OK to talk about it, Harry.
这件事可以摊开来谈， Harry。
Bon voyage!
祝您一路平安 注：是法语
and if a single curved glass would distort nature, how much more would a pair of them?
何况一片曲面镜就可歪曲自然，那么伽利略的两片曲面镜对自然的歪曲又该多大呢？