Deta
abbr. 二乙撑三胺；二亚乙基三胺
🗣️ 情景例句
I've been friendly with the Stewart family
我和Stewart家有交情
He had visions of success and fame.
他梦想功成名就。
Half an hour later ,she woke up and began to cry.
半小时后她醒了，哭了起来。