Doas
abbr. differential optical absorption spectroscopy 微分吸收光谱分析法
🗣️ 情景例句
I would like to order now, please.
我现在可以点菜了。
My brother got up earlier than I did.
与我做了比，我的兄弟早起床了。
He's fine, thanks.How's Emma?
他很好，谢谢。埃玛好吗？