Dien
[化] 二亚乙基三胺; 二(2-氨基乙基)胺
🗣️ 情景例句
That would be very helpful.
你这样做帮忙可大噢。
In the deepest water is the best fishing.
绝处能逢生。
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请在这儿签字以表明你已收到这笔钱。"