These primitives can build a larger set of simple compounds, which in turn can be assembled into a wide variety of complex, domain-specific idioms, all of which are based on the same small set of easily learned actions.

• 这些原语构成大量简单的组合词，进而能组合成多种复杂的特殊领域的习惯用法，所有这些都以同样几个易于学习的动作为基础。