action system

• 酌系,动作系统

action system的用法和样例：

例句

1. This finding bolsters the so-called gestural theory of language evolution, whose proponents argue that language evolved initially as a gesture system before becoming vocal.
   这项发现支持了语言演化的肢体理论，提倡这理论的人认为语言最初是从动作系统开始，后来才发展出语音系统。