In chapter 2 we study the dilation property of a unitary system.

第二章主要研究酉系统的膨胀性质。

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They constitute a unitary system, in which all the qualities interact with and affect each other.

它们构成了一个有机的统一体，彼此之间相互作用、相互影响。

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System: an assemblage or combination of things (parts) forming a complex or unitary whole

系统：事物（部件）的集合或组合，形成复杂或单一的整体

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Israel today is governed by a proportional electoral system that treats the entire country as a unitary voting district.

CENTERFORSECURITYPOLICY: Where Israel Went Wrong

The woman who set out to change the system, he imagines, would have recognised the change from what we knew, a centralised unitary state to a devolved, increasingly federal way of governing, as a means of maintaining her belief in Britain.

BBC: Yes for Wales or no to Thatcherism?