It's a neurotransmitter that helps promote feelings of attraction, excitement, and giddiness.

它是一种神经递质，有助于促进吸引、兴奋和晕感觉。

" Have done! How dare you show your giddiness here? What would Mr Linton say if he heard you? "

“好啦！你怎么敢在这儿调皮；林惇先生若是听见你闹，他会说什么呀？”

" Because if taken in excess, it causes giddiness, recklessness, and dangerous overconfidence, " said Slughorn.

“因为，如果过量服用，就会导致眩晕、鲁莽和危险狂妄自大。”斯拉格霍恩说。

JON M. CHU: I'm assuming all the giddiness is for me, right?

JON M. CHU：我假设所有晕都是为了我，对吧？

I felt my centre of gravity shifting its place, and giddiness mounting into my brain like drunkenness.

我感觉自己重心发生了转移，晕感觉就醉酒一样涌入我大脑。

Teletubbyland all started with the moon landings, and the hoppy bounciness of the astronauts in that famous footage eventually became the floaty giddiness of the Teletubbies themselves.

神奇岛都是从登球形顶开始，在那段著名中宇航员跳跃弹性最终变成神奇岛漂浮眩晕。

Mr. Lorry, you cannot control the mincing vanities and giddinesses of empty-headed girls; you must not expect to do it, or you will always be disappointed.

Lorry 先生，您无法控制脑空虚女孩虚荣心和轻浮；你一定不要期望这样做，否则你将永远失望。

Tufts of artemisia were growing in clefts of the rock near by, and I filled my mouth with the bitter leaves, hoping they might help to prevent giddiness.

附近岩石缝里长着一簇簇蒿子， 我把苦涩叶子塞进嘴里， 希望它们能帮助防止晕。

Noticing some tufts of artemisia in a cleft of rock, I filled my mouth with the leaves, hoping their bitter taste might help to keep caution keen and prevent giddiness.

注意到岩石裂缝中有几丛蒿，我把叶子塞进嘴里，希望它们苦味有助于保持警惕并防止晕。

And before a swimming giddiness spun her round and round, she knew that she was kissing him back. " Stop — please, I'm faint" ! she whispered, trying to turn her head weakly from him.

在她快要感到昏眼花，天旋地转时候，他意识到自己已在用热吻向他回报了。" 行了，行了，我都晕了！" 她小声说，一面无力地挣扎着，想把扭开。

I was thus steeped in the marvellous ecstasy which all high summits develop in the mind; and now without giddiness, for I was beginning to be accustomed to these sublime aspects of nature.

就这样，我沉浸在一种奇妙狂喜之中， 所有高峰都会在我心灵中产生。现在我不再感到晕， 因为我开始习惯大自然这些崇高方面。

Her father, contented with laughing at them, would never exert himself to restrain the wild giddiness of his youngest daughters; and her mother, with manners so far from right herself, was entirely insensible of the evil.

她父亲对这些缺陷只是一笑置之，懒得去约束他那几个小女儿狂妄轻率作风；至于她母亲，她本身既是作风失检，当然完全不会感觉到这方面危害。