发现在近床壁处存在着二次流区，它与主体流区之间进行着粒子交换。

It was found that there exists a secondary flow region nearby the wall.

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因此，主体的内部分成四个区部。

Thus, the inside of the body is divided into four sections.

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将在主体物件上所做的变更储存至存放区。

Saves the changes that were made on the principal object to the store.

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将在主体物件上所做的变更储存至存放区。

Saves the changes that were made on the principal object to the store.

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