ad

A 开头单词四级词汇专八核心词

柯林斯词典

ad /æd/ (ads)

1. N-COUNT An ad is an advertisement. 廣告[非正式]
She replied to a lonely hearts ad she spotted in the New York Times. 她廻複了在《紐約時報》上看到的一則求友廣告。
2. N-COUNT advantage的縮寫 (Brit equivalent van)[美國英語] →short for advantage
3. the INTERNET DOMAIN NAME for Andorra 安道爾公國

剑桥词典