• n. 基調；主旨；主音
• vt. 給…定基調；說明基本政策
• vi. 作主旨發言

key,關鍵，note,音符。比喻用法。

keynote (n.)

also key-note, "lowest note of a musical scale, basis of a scale," 1776, from key (n.1) in sense of "musical scale" + note (n.). Figurative sense of "leading idea" is from 1783; keynote address is 1905, American English.

1. Choice is the keynote of the new education policy.

新教育政策的主導原則是容許選擇。

來自《權威詞典》

2. The prime minister delivered the keynote address at the conference.

首相在會上作了基調演說.

來自《簡明英漢詞典》

3. Today the keynote of the wedding gown is simplicity.

如今結婚禮服的基調是素雅.

來自《現代漢英綜合大詞典》

4. The keynote of his speech was unity.

他講話的基調是團結.

來自《現代漢英綜合大詞典》

5. The governor will keynote the convention.

州長將發表施政方針的演說.

來自《現代英漢綜合大詞典》