adumbrate--------預告
英文釋義
(transitive verb) To announce in advance; to preview.
例句
The overture to the famous opera adumbrates the themes of many great songs appearing in later acts.
這出著名歌劇的序曲預告了隨后幾幕中出現的很多精彩歌曲的主題。
n. 提議,提案,主動表示,序曲 v. 提議,建議