） 行动类型（types of action） 根据行动者的动机和价值规范，行动可以划分为三种理性类型：工具性行动（instrumental action），以最大限度地达成外在目标为取向的行动；表达性行动（expressive action），以获得情绪满足为取向的行动；道德性行动，和道...
双语例句
1
The trick is to find an “instrumental variable” which can act as a proxy for one variable in a statistical analysis, but which is clearly unrelated to the others.
诀窍在于找到一种“工具性可变因素”，它能在统计分析中代替某种可变因素，但它显然与其他可变因素无关。
2
"As cameras proliferate, as we build more of them, they become more instrumental in solving crimes. They also act as a deterrent," said Paul Browne, a Police Department spokesman.
According to the newly revised Clean Air Act, emission permits have finally been granted legal status and will play an instrumental role in assigning reduction responsibilities and in enforcement.