understandable

形容词 understandable:

1. capable of being apprehended or understood
   同义词：apprehensible, intelligible, graspable, perceivable

1. The fear of intellectuals to be seen as advocates of reason is the final treason of the clerks. To be cowardly under fire is understandable, but to cower when there is a world to be taught(and to learn from) is contemptible.
   害怕知识分子被看作理智的倡导者，这是知识分子对知识和道德价值的最终贬低。在炮火袭击下畏缩尚可理解，而面对一个需要教导(也可从中学习)的世界却当懦夫则是卑鄙的。
2. It's perfectly simple and understandable. You needn't dress it up with all this nonsense.
   这件事非常简单易懂，你不必用这些废话来渲染它。
3. The instructions were not readily/easily understandable.
   这份说明书不容易懂。

un.der.stand.a.ble

adj.（形容词）
Capable of being understood:
可以理解的：
例句：
an understandable sentence.
可以令人理解的句子

Expected or accepted under the circumstances:
预期的，可接受的：在此情况下期待发生的或可接受的：
例句：
Their anger is understandable, given what happened.
考虑到发生的状况，可以理解他们的愤怒

【引伸】
un.derstand.abil.ity
n.（名词）
【引伸】
un.derstand.ably
adv.（副词）