Especially in the financial derivatives, we need to devote more time and energy on.
尤其是金融衍生工具，需要我们投入更多的精力和时间。
In the mean time, financial derivatives can also be used as a tool for speculation.
同时也应当注意到，金融衍生产品也可以作为投机的工具。
This isn't the first time a Chinese company has run afoul of derivatives trading.
这不是中国企业首次在衍生交易中受到重挫。
In other coordinates it will involve second and possibly first derivatives with respect to time.
在别的坐标系中，它除了包含对时间的二阶微商外，还可能会包含对时间的一阶 微商。
In other coordinates it will involve second and possibly first derivatives with respect to time.
在别的坐标系中，它除了包含对时间的二阶微商外，还可能会包含对时间的一阶 微商。
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