noun🔗Share二胺,二元胺 Any compound containing two amino functional groups."Scientists are researching whether a particular diamine can be used to make stronger plastics for everyday items. "科学家们正在研究某种二胺是否可以用来制造更坚固的、用于日常用品的塑料。chemistrycompoundsubstanceChat with AIVocabulary GamePractice Reading