Allotropes
(allotrope 的复数) n. 同素异形体\\n[化] 同素异形体
🗣️ 情景例句
That sounds exciting.
听起来怪热闹的。
Time past cannot be called back again.
光阴一去不复返。
What a shame! Never mind, I'll write to him.
真遗憾！不要紧，我会给他写信的。