| 单词 | ad |
| 释义 | ad ad1 /ad/, n. 1. advertisement. 2. advertising: an ad agency. [1835-45; by shortening] ad2 /ad/, n. Tennis. 1. advantage (def. 5). 2. ad in, the advantage being scored by the server. 3. ad out, the advantage being scored by the receiver. [1945-50; by shortening] ad3 /ad/, prep. (in prescriptions) to; up to. [ < L] |
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