Ad 2 vic.
[医] 连续两次, 两个剂量
🧩 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
Thank you for dinner.
谢谢你的晚餐。
You'd better run or you're going to be left behind.
你最好跑不然你将落在后面。
Nobody has ever solved this problem.
没有人曾解决过这个问题。