Pyrylium compound
[化] 吡喃┹化合物
🧩 词语组成解析
[化] 吡┘; 吡喃┘; 吡喃┹
🗣️ 情景例句
He emphasized the importance of being honest.
他强调诚实的重要性。
Slowly, mountains are worn away by the wind.
山体逐渐被风化了。
Were you in San Francisco at the time of the big earthquake in 1989?
1989年旧金山大地震时，你在那儿吗？