Picolinium
[化] 甲基吡啶┹; 皮考啉┹
🗣️ 情景例句
and depends on places like a community center
主要靠社区中心这样的地方
You may leave it to me.
交给我来办。
That's all right. Why don't you call me Robert or Bob? But please don't call me Mr. Bob.
没关系。你为什么不叫我罗伯特或鲍勃？但请不要叫我鲍勃先生。