Pyromellitic dimide
[化] 1,2,4,5-苯四甲酰二亚胺
🗣️ 情景例句
Don't you see?
你不知道吗?
She failed to call the office to cancel her appointment.
她没能打电话给办公室取消她的约会。
Is the cut still painful?
伤口还在痛吗？