It was love at the first sight.

的确是一见钟情。

Letting out a warning call at the first sight of a predator is just too dangerous, because it might alert the predator to their presence.

在第一眼看到捕食者时发出警告电话太危险了，因为它可能会提醒捕食者他们的存在。

Was not the secret told me in the natural recoil of my heart, at the first sight of him, and as often as I have seen him since?

秘密不是在我第一次见到他时，以及从那以后我经常见到他时，自然而然地告诉我的吗？

They had intended to stay a few days at Geneva; but at the first sight of the glaring white streets and dusty, tourist-crammed promenades, a little frown appeared on Arthur's face.

他们本来打算在日内瓦逗留几天。但当第一眼看到耀眼的白色街道和尘土飞扬、游客云集的长廊时，Arthur 的脸上出现了一丝皱眉。

We may think we're a culture that gets rid of our worn technology at the first sight of something shiny and new, but a new study shows that we keep using our old devices well after they go out of style.

我们可能认为我们是一种文化， 我们会在第一眼看到闪亮的新事物时就摆脱旧技术， 但一项新研究表明， 我们在旧设备过时后仍会继续使用它们。