UML 2 supports either, and which one to use is a matter of preference.
UML2 都支持它们，但是使用它们中的哪一个取决于您个人的偏好。
It is a matter of preference though - as long as its the same on client and server.
不过，这只是个人喜好的问题——只要在服务器端和客户端相同就可以了。
This is a matter of preference, but it is also a conventional way of organizing style rules.
这是使用偏好的问题，但同时也是组织样式规则的常规方式。
Whether you choose a noun or a verb is a matter of preference, but it is recommended that you stick to one form instead of using both.
选择名词还是动词取决于个人偏好，但建议仅仅使用一种形式，而不是同时使用二者。
Otherwise, the colon is a matter of preference and neither enhances nor detracts from the form’s usability, as long as the style is consistent.
也就是说，冒号的存在，既不会增强也不会减弱表单的可用性，只要形式统一就行了。
The choice for a particular approach may be a matter of preference or determined by non-scientific grounds, such as upbringing.
对于一个特定途径的选择可能是一个优先选择的问题，或取决于非科学因素，如教育背景。
The choice for a particular approach may be a matter of preference or determined by non-scientific grounds, such as upbringing.
对于一个特定途径的选择可能是一个优先选择的问题，或取决于非科学因素，如教育背景。
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