noun · The outward appearance or superficial aspect of a thing.

我们不能仅仅被事物的表象所迷惑。

noun · A mapping of an algebraic structure to a set of linear transformations.

群表象理论在物理学中非常重要。

noun · A mental image or idea of an object or concept in philosophy and psychology.

记忆表象是过去感知过的事物在头脑中的再现。