Deo
abbr. 草酸二乙酯；德亦优（液晶显示器品牌）
🗣️ 情景例句
Good-bye, Richard, and good luck. See you in two weeks.
再见， Richard， 祝你好运。两周后见。
Who is the president of this republic?
谁是这共和国的总统？
I am familiar with the casual atmosphere in the company.
我对公司中这种放松的氛围感到很熟悉。