Picolyl
吡啶甲基, 皮考基
🗣️ 情景例句
You know something, Ellen?
知道一件事吗， Ellen？
His controversial speech caused a wild discussion.
他们有争议的讲话引起了一场广泛的讨论。
He knew I collected match boxes and asked me whether my collection was growing.
他知道我收集火柴盒，于是问我收藏的米柴盒是否在增加。