不知从何时起，他开始发狂。

At some point, he began freaking out.

youdao

不知从何时起，我们变成了水泥丛林里的生物。

At some point, we become creatures of the concrete jungle.

youdao

不知从何时起，我们变成了水泥丛林里的生物。

At some point, we become creatures of the concrete jungle.

youdao