however ad的意思|示意

However, I noticed something peculiar - that my AD revenue from all my sites significantly dropped.

不过，我发现一个奇怪-我从我所有的网站广告收入大幅下降。

They can, however, give troubles if inappropriate application is AD opted.

但是，如果使用不当也会造成各种各样的问题。

However, recent researches discovered that the rate of AD and VD decreased in these countries.

但最近的研究表明这些国家VD与AD的比率有所下降。

More worrying for ba, however, is the trend away from conventional route networks based on big hubs to the AD hoc linking of airports by the low-cost airlines.

然而对于英国航空公司来说更令人担心的是，以前大城市之间的传统网络模式越来越趋向低成本航空公司的机动飞行网络。

EMarketer expects that this drop will be short-lived, however, and predicts a 13.2% increase in AD spending in 2010.

Emarketer预测这次下降很短暂，而且2010年的广告投入会有13.2%的增长。

However, in this area some local people deliberately chew betel nut in order to achieve the social prestige of darkly stained teeth, so the AD was understandably less than effective.

然而在这一地区，当地人有意咀嚼槟榔使牙齿变黑以赢得社会威望。因此可以理解该广告收效甚微。