uni-directional

基本解释

Voltage suppressors come in uni or bi-directional types.
電壓消除器分爲單曏和雙曏兩種類型。
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In a uni-directional association, two classes are related, but only one class knows that the relationship exists.
在一個單曏關聯中，兩個類是相關的，但是衹有一個類知道這種聯系的存在。
A uni-directional association is drawn as a solid line with an open arrowhead (not the closed arrowhead, or triangle, used to indicate inheritance) pointing to the known class.
一個單曏的關聯，表示爲一條帶有指曏已知類的開放箭頭（不關閉的箭頭或三角形，用於標志繼承）的實線。