Generally speaking, a model is comprised of semantic and notational information.

一般来说，一个模型由语义性的和计数性的信息组成。

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UML notational elements have been customized to make them suit the domain-specific needs.

UML标记元素可以定制为使之适应领域专用的需求。

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Alternatively, if you have a field that is truly notational only, consider assigning it a generic string type.

此外，如果拥有纯符号化字段，请考虑给它分配一个一般字符串类型。

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Simplenote (in conjunction with Notational Velocity and ResophNotes), OneNote, Tomboy, Zim, Springpad... they've all left me feeling a little meh.

ENGADGET: IRL: Evernote, Netgear N900 and FiiO's E17 headphone amplifier

With our pitched instrument selected, the grid on Push changes from the step-sequencer view into its method of notational input.

ENGADGET: Ableton Push review: a dedicated controller for the Live faithful

But beyond the trading of energy futures contracts back and forth--all with huge notational values--Enron's sales grew because it was a "market maker, " serving as the middleman on deals.

FORBES: Enron The Incredible