Read Edit View history 乙氨基 yǐ'ānjī ethylamino Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 乙氨基 · yǐ'ānjī · ethylamino 2026/03/04 乙氨基 yǐ'ānjī ethylamino ethylamino group 乙氨基是一种常见的有机化学官能团。 noun created sense Mar 4, 2026, 02:25 AM