Thankfully the smoking of cigarettes is on the decline.

感谢的是吸烟正在减少。

《柯林斯英汉双解大词典》

These days, as studies in the U.S.show bullying on the rise and parental supervision on the decline, researchers who study bullying say that calling moms and dads is more futile than ever.

如今，随着美国的研究显示欺凌行为在上升，而父母的监督在下降，研究欺凌行为的研究人员说，给父母打电话比以往任何时候都更没用。

youdao

Things have been on the decline for some years.

几年来，这种情况发生的几率一直在下降。

youdao

They were so effective and cost effective and yet immunization rates were on the decline if you look back 10 years ago, However,she says in the last nine years, immunization rates for such diseases as diphtheria, tetanus and pertussis have risen sharply.

VOA: standard.2010.01.29

In the city-states of Venice, which was a major trading city already on the decline, and in Florence, and in Milan, and in Turin, and in places like that you find something very comparable, but Italy is not united until the 1860s.

在威尼斯城邦,这个曾以贸易为主的城市已经走向衰落,而佛罗伦萨,米兰,都灵,类似的这些城市情况都是如此,除了十九世纪六十年代才统一的意大利

耶鲁公开课 - 欧洲文明课程节选

Now this was nineteen-eighty-two, quite a long time ago, at a time when people really weren't paying much attention to calories like they are now, so you'd expect the errors to decline as time goes on and there's some evidence of that, but they're errors nonetheless.

这是1982年的实验,很早之前了,当时的人们并不像今天的人们一样,那么关注卡路里,所以你会预计误差会随时间推移而减小,有证据证明了这一点,但误差仍然存在

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Exports are on the decline now that some European governments are cutting back on spending.

FORBES: On European Solar Dispute, China Will Retaliate

Volume was heavy on the decline, as the longer-term support (line f) was broken.

FORBES: Selling Stampede Shakes Markets

The sticky part: This movie star was overindulgent, self-centered and unaware she's on the decline.

WSJ: Sigourney Weaver having a ball as a 'peacock'