What a downer that guy is!
那家伙多让人泄气呀!

Downer was not on the plane.
唐纳本人不在飞机上。

Not getting the promotion was a real downer.
未得到提升真让人很沮丧。

Common Reasons and Cure of Downer Cow Syndrome
引起奶牛卧倒不起综合征的常见原因及其诊治

For divorced people, Christmas can be a downer.
对离异的人来说，圣诞节令人感伤。

Why do you always have to be the weird, downer girl?
你干嘛总像个怪胎一样，讨厌鬼

Getting into an auto accident today was a real downer.
今天被卷入了一起交通事故中真是一件让人沮丧的事。

We've been on a bit of a downer since the Liverpool game.
自从利物浦比赛以来，我们一直有点沮丧。

And most would hate to see a raunchy downer on a first date.
同时，大多数人都不喜欢在初次约会时去看淫秽片。

This was not the only character assessment Downer has provided of Rudd recently.
这是不是唯一性的评价提供唐纳最近有陆克文。

Solids Axial and Radial Mixing Behavior in Downer with Gas Jet in Reverse Direction
逆向气体射流对下行床颗粒混合的影响

In the aftermath of the Detroit downer, Damon did not mope around his Orlando home.
在底特律的惨败之后，戴蒙并没有在奥兰多的家中消沉度日。

Total Distribution and Liquid Composition of Products from Coal Topping Process in a Downer Reactor
下行床煤拔头工艺的产品产率分布和液体组成

I hate when people use facebook to constantly complain or to talk about how horrible their life is. Nobody likes a debbie downer.
我很反感那些在脸书上不断抱怨生活有多么糟糕的那些人。没有人会喜欢消极的人。