尤其是金融衍生工具，需要我们投入更多的精力和时间。

Especially in the financial derivatives, we need to devote more time and energy on.

youdao

尤其是金融衍生工具，需要我们投入更多的精力和时间。

Especially in the financial derivatives, we need to devote more time and energy on.

youdao