Deta
abbr. 二乙撑三胺；二亚乙基三胺
🗣️ 情景例句
I can understand that.
我们能理解。
My sister graduated from high school.Graduation was last night.
我的姐姐从高中毕业了.毕业典礼是昨天晚上。
I turned round.I looked at the man and the woman angrily.
我回过头去怒视着那一男一女，