1
ad for [product/service]
I saw an ad for a new smartphone.
我看到了一则新智能手机的广告。
占先
先理解核心含义，再看它在真实句子里的用法。
占先
Advantage; in tennis, the scoring term for the point after deuce, also the side of the court from which that point is played.
I saw an ad for a new smartphone.
我看到了一则新智能手机的广告。
网球比赛用语
优势；也指从球员视角看己方半场的左侧,平分后决胜分总是在此侧发球。
Advantage; also, designating the left-hand side, from the player's point of view, of their half of the court, where the advantage point following a deuce is always played.
优势。
Advantage
I saw an ad for a new smartphone on TV yesterday.
我昨天在电视上看到了一个智能手机的广告。
She skipped the online ad by clicking the close button.
她点击关闭按钮跳过了那个在线广告。
The company placed an ad in the local newspaper to hire staff.
这家公司在当地报纸上刊登了招聘广告。
I saw an ad for a new smartphone.
我看到了一则新智能手机的广告。
也可用 run an ad，意思相同。
They placed an ad in the local newspaper.
他们在当地报纸上登了一则广告。
分类广告通常按类别排列。
She found a used car through a classified ad.
她通过分类广告找到了一辆二手车。
指一系列广告宣传活动。
The company launched a new ad campaign for its product.
公司为其产品发起了一场新的广告宣传活动。
Not this
I saw ad on TV.
Use this
I saw an ad on TV.
'ad'是可数名词，单数形式前需加冠词 'an'。
Not this
There are many ad on the website.
Use this
There are many ads on the website.
'ad'的复数形式是 'ads'，此处表示多个广告应用复数。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
电视广告
They ran a TV ad during the Super Bowl.
他们在超级碗期间播放了一则电视广告。
在线广告
Online ads are often targeted based on user behavior.
在线广告通常根据用户行为进行定向投放。
整版广告
The company placed a full-page ad in the newspaper.
该公司在报纸上刊登了一则整版广告。
分类广告
I found my apartment through a classified ad.
我通过一则分类广告找到了我的公寓。
广告活动
Their new ad campaign boosted sales significantly.
他们的新广告活动显著提升了销售额。
广告收入
The website relies heavily on ad revenue.
该网站严重依赖广告收入。
Use AD naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
ad 发音类似‘爱德’，想象爱德正在打广告。
通常用于非正式场合，如日常对话或广告行业内部，指代各类广告。
可数名词，常与介词for连用
Dictionary facts from ECDICT, WIKTIONARY.