His absence put a bit of a damper on the party.

他的缺席使宴有不尽人意。

Please adjust attemperator and flue gas damper to increase steam temperature up as soon as possible.

请尽快调节减温器和烟气板把蒸汽温度升高。

The news of my father’s illness put a bit of a damper on the birthday celebrations.

父亲生病的消息多少扫了生日庆祝的兴。

The surplus of high profile visitors at Athens and the shortage of luxury rooms threatened to put a damper on a celebrative atmosphere.

这次奥运上过多的高官和过少的贵宾房，让这个庆祝的气氛下产生了一丝荒乱。