I spoke just now of being in love.

我刚才说到恋爱了。

《柯林斯英汉双解大词典》

Being in love must have addled your brain.

坠入爱河必已使你神魂颠倒。

《牛津词典》

She smiles. "I love being in love."

她微笑道：“我爱上坠入爱河了。”

youdao

Here the main character Maria sings about the happiness of being in love in "I Feel Pretty."

VOA: special.2010.01.13

"What a rare mood I'm in. " " "Why, it's almost like being in love."

一种罕见的感觉“,“这是为什么呢，就像恋爱中一样“

耶鲁公开课 - 心理学导论课程节选

And it is almost like being in love except what it really is is two shots of caffeinated espresso causing a rapid heart rate an increase in respiration, sweaty palms, but I don't realize--she doesn't realize that's what it is.

跟恋爱一样的感觉,其实什么都不是,而是双倍浓度的咖啡因,导致心跳加速,呼吸急促，掌心冒汗，但我没意识到--她没意识到那是什么。

耶鲁公开课 - 心理学导论课程节选

The ballet was more like a dream of yourself, like when you picture being in love.

NEWYORKER: Deniers

Being in love, it comes around ever so often for a man.

NPR: Anthony Hamilton: 'Ain't Nobody Worryin'

This theory is equivalent to saying being in love must be the same as heart disease because it affects your heart beat!

BBC: Crazy little thing called love?