Infix notation is a common way of writing expressions, while prefix and postfix notations are primarily used in computer science.

中缀表示法是书写表达式的常见方式，而前缀和后缀表示法主要用于计算机科学领域。

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Regular expressions have their roots in computer language theory.

正则表达式在计算机语言理论中有很长的历史。

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These characters were to be entirely computer generated, but with their movements and facial expressions controlled by actors.

这些角色全部由电脑生成，但是他们的动作和表情都由演员控制。

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Her software, which helps children understand facial expressions in real time by carrying a small computing device with them, eases the transition from computer interaction to human interaction.

FORBES: New Technology Coaches Autistic Children and Their Caretakers on Emotional Understanding