Physeptone
6-二甲氨基-4, 4-二苯基庚子酮盐酸盐
🗣️ 情景例句
Mr. Douglas is currently on leave.
道格拉斯先生眼下正在休假。
Is there anything you'd like to know?
你想知道什么？
Hi, Sam.We're having lunch.
你好，萨姆。我们正在吃午饭，