Take order and serve the guest according to the sequence.

根据顺序，为客人点单并服务。

youdao

A waiter came at once to take her order.

VOA: special.2009.09.05

And all this is, is saying that when you take a mixed second derivative, it doesn't matter in which order you take the two derivatives.

麦克斯韦关系的本质是,当你考虑混合的二阶导数时，求导的顺序不影响最后的结果,现在，我们利用这些关系。

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Be disciplined in order to continue to take the small steps that you're taking in order to really work towards that.

做好计划使你能够不断地朝这个方向慢慢进步。

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They had the infrastructure in place to display the catalog and take the order.

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When the waitress came to take the order, she asked how Suchen was doing with the smoke.

NEWYORKER: Alone

The waiter came over to take their order: iced tea for Suchen, a strangely named energy drink for Walter.

NEWYORKER: Alone