overture
noun uk/ˈəʊ.və.tjʊər/ us/ˈoʊ.vɚ.tʃɚ/
(MUSIC)
[ C ]（尤指歌剧的）序曲，前奏曲
a piece of music that is an introduction to a longer piece, especially an opera
the overture to "The Magic Flute" 《魔笛》序曲
(COMMUNICATION)
[ C usually plural ]主动表示，提议
a communication made to someone in order to offer something
overtures of friendship. 友好的表示
Neither side in the conflict seems willing to make peace overtures. 冲突双方似乎都不愿意主动向对方示好。
informal So he's been making overtures (= showing a sexual interest), has he? 那么说他一直在示爱，是吗？