Ad grat. acid.
[医] 至适宜酸度
🧩 词语组成解析
ad
[æd]
n. 广告;网球中的优势分advantage. ad in;
🗣️ 情景例句
What are your greatest strengths?
你最大的优点是什么？
Yes, I got dressed and had breakfast.
是,我穿好衣服了并且吃了早餐。
My teacher never spoke English like that! The porter and I looked at each other and smiled.
我的老师从来不那样讲英语！我和搬运工相视一笑。