Chromone
色酮, 苯并-γ-吡喃酮
🗣️ 情景例句
It was a gradual process, involving many factors.
这是个渐进的过程，涉及到方方面面。
Fool's haste is no speed.
欲速则不达。
Hi, Jim! Can you come and play football?
你好，吉姆！你能来踢足球吗？