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

since her mother died.
因为她妈妈去世了。
The people at the party were worried about Janet because no one was aware of where she had gone.
参加聚会的人们都为珍妮物担心,因为没人知道她去哪里了。
What a pity!
太遗憾了!
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