keynote

名词 keynote:

1. the principal theme in a speech or literary work
2. a fundamental or central idea
3. (music) the first note of a diatonic scale
   同义词：tonic

动词 keynote:

1. set the keynote of
2. give the keynote address to (an audience)

1. The governor will keynote the convention.
   州长将发表施政方针的演说。
2. Unemployment has been the keynote of the conference.
   会议的主题是失业问题。

key.note

n.（名词）
Music The tonic of a musical key.
【音乐】 主音：音乐键的主音
A prime underlying element or theme:
要旨、基调：首要的根本的成分或主题：
例句：
.The keynote of the revolution settlement was personal freedom under the law.(G.M. Trevelyan)
.革命稳固的根本在于法律控制下的个人自由.(G.M.特里维廉)

v.tr.（及物动词）
key.not.ed,key.not.ing,key.notes
To give or set the keynote of.
给…定基调或要旨
Informal To give a keynote address at:
【非正式用语】 作定调子的发言：
例句：
keynoted the press luncheon.
记者午餐招待会上作定调子发言