These frustrating requests can proceed ad infinitum and place anunreasonable burden on the always incomplete fossil record.

这种无理要求永远没有尽头，也是本来就不完整的化石纪录难以承受的负担。

youdao

At that time, advertisers' demand for AD space always outstripped supply, but I almost never failed to deliver my clients' requests.

当时，广告位总是供不应求，不过我几乎从未让客户失望过。

youdao

When the AIX client tries to connect to the AD, AD 2003 always returns three, which doesn't match the KVNO requirement in the keytab file.

当aix客户机试图连接ad时，AD 2003总是返回3，这与keytab文件中的KVNO需求不匹配。

youdao

Ad sales have always gone up and down with the economy.

VOA: special.2009.03.21

There will always he suggests appear to be something ad hoc about the methods used in the study of politics.

主题允许多少精准性？我们如何得知,事情总有，他也提到,总有一些事是特别的。

耶鲁公开课 - 政治哲学导论课程节选

Mitchell says that DoubleClick has always promised ad networks that their data would not be shared or used to work with advertisers and publishers directly.

FORBES: Google's TroubleClick

An eBay-style bidding system means prime ad spots always go for the lowest price, minimizing ad spend.

FORBES: Selling Out Or Growing Up? Why Paid Social Media Is Set To Surge

The other reason the year of the mobile ad always seems to get pushed out to next year?

FORBES: Google: Here's How Well Mobile Ads Can Work