policy keyboard

名词 n.

英文释义

名词 n.
  1. A range of potential policies from which options can be chosen.
    — They are, in effect, a policy keyboard in which each policy has a primary rationale different from that of fostering technological innovations. Taxation does not serve primarily to encourage invention, for example, but to generate revenue […]

词形变化

policy keyboards plural

词源

Apparently by analogy with the playing of notes on a musical keyboard.
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