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
He is as poor as a church mouse.
他一贫如洗。
Neck and neck.
不分上下。
Thank you, Polly! laughed Ann.What a beautiful present! I can wear it in my new hat.
“谢谢你，波利！”安笑着说。“多么美丽的礼物啊！我可以把它插在我的新帽子上。”