Pentadecanoic acid
[化] 十五烷酸
🧩 词语组成解析
🗣️ 情景例句
Rules are meant to be followed, not broken.
规则制订出来是让人遵守，而不是让人破坏。
Extremes meet.
否极泰来。
He had known that it was not safe to travel alone in the forest near the coast.
也听说过独自一人在海边的森林里走是不安全的。