在一个种类中两个或更多形态个体的存在。
The existence of two or more forms of individuals within the same species .
从形态学来说，有好几种类型。
这种类型的形态学结构通常灌以肿瘤侵袭性的临床病程。
This type of morphology is often associated with an aggressive clinical course.
区域旅游增长体从空间布局形态上看包括点状、线状和面状三种类型。
The regional tourism growth body has point, line and surface three space layouts.
区域旅游增长体从空间布局形态上看包括点状、线状和面状三种类型。
The regional tourism growth body has point, line and surface three space layouts.
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