Wet Palms: over-excitement or tension at the hands will sweat, if often the case may be thyroid abnormalities.

手掌潮湿：过度兴奋或紧张时手掌会出汗，若常如此则可能是甲状腺异常。

youdao

Most of us would rather be charred to ashes from over-excitement than turned to dust a failure before our time.

我们中大多数人宁愿过分兴奋而被烧成灰烬，而不愿在我们这个时代面前，转变方向以抹去(dust)失败的灰尘。

youdao

Fear and excitement suddenly flowed over me.

我突然感到又恐惧又兴奋。

《牛津词典》

This whole drama will continue on until Manning selects a new city, or the whole of ESPN collapses from over-excitement.

WSJ: Sympathy for Tim Tebow as Denver Woos Peyton Manning: Jason Gay

It marked a return to the fold for Josep Guardiola, the influential Barcelona midfielder who has it in him to rouse his side from lethargy, or calm things down when over-excitement sets in.

BBC: Spain form guide

Jubilant Light Blues fans, who, in their giddy over-excitement, had spilled on to the pitch several times during the '72 final, clashed with General Franco's heavy-handed militia at the end of the match, souring the momentous occasion.

BBC: Echoes of 1972