I don't know if it's love at fist sight.

我不知道这是否一见钟情。

youdao

At fist glance these two sentences are exactly the same.

乍一看这两个句子的意思完全一样。

youdao

In other words, at fist we build up accurate models, and then seek for the corresponding simplified models as substitutions.

也就是说，先建立精确模型，然后再寻求其相应的简单替代模型。

youdao

He stares at the fist and hopes that it is very strong.

NEWYORKER: The TV

But the least they could do is rattle a window, shake a fist at a guard, show some interest.

ECONOMIST: Bagehot

For example, despite the rise of file sharing, Hollywood has continued making money hand over fist at the box office.

FORBES: Death of Copyright Is Greatly Exaggerated