He pretended to be very downcast.

Mr. Pan had been downcast for the last few days.

这几天潘先生无聊极了.

Ashamed of his mistake, he stood with downcast eyes.

羞于他的错误, 他眼睛垂视地站着.

It looked on downcast faces, the images of mournful hearts.

人们脸上也是阴沉沉的,愁眉不展, 反映着凄楚的心情.

Stubbs the plasterer was much downcast at this dreadful edict.

泥水匠斯塔布斯对这道使人敬畏的“法令”十分沮丧.

He was not at all downcast.

他一点也不气馁.

Chu Kuei-ying did not reply, but sat with crimson cheeks and downcast eyes.

朱桂英涨红了脸不回答, 眼睛看在地下.

" Then why do you always look so downcast? "

“ 那么为什么你的脸色总是这样阴沉 呢 ? ” 觉新关心地问道.

She was silent, her eyes downcast.

她一言不发，两眼低垂。

An unhappy life made her downcast.

不愉快的生活使她沮丧.

Structure and operating performance of new fixed valve tray with suspending downcomer ( DJ-5 tray ) was introduced.

新型固定阀悬挂降液管塔板是一种新型大通量高效 DJ 塔板.

Based on the advancement of the downcomer, some opinions of the downcomer research were presented.

针对当前板式塔降液管研究的进展情况, 提出了一些关于降液管研究方向的看法.

A new structural component settled in the downcomer of tray column for mechanical defoaming was developed.

研究开发了板式塔降液管机械消泡板组件.

Heat transfer characteristics the RPV downcomer were studied and the numerical results well the experimental data.

分析了压力容器下降环腔的壁面换热特性,数值模拟与实验结果吻合良好.

When you have an economic downdraft like this, that same flexibility can be a severe detriment.

当你遭遇这种规模的经济衰退时, 同样的弹性可能就会非常不利.

Ventilation: positive downdraft exhaust ventilation should be provided to maintain vapor concentration below TLV.

通风: 为了使气体聚集程度维持在阀极限值之下,应提供通畅的向下棋流排气通风设施.

Downer was not on the plane.

唐纳本人不在飞机上.

What a downer that guy is!

那家伙多让人泄气呀!

For divorced people, Christmas can be a downer.

对离异的人来说，圣诞节令人感伤。

We guess she did what she could , but still, a pretty downer for the party.

我们猜测, 她已经竭尽全力了, 但还是给聚会蒙上了沉重的阴影.

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.