柯林斯詞典onset /??n?s?t/ 1. N-SING Theonsetof something is the beginning of it, used especially to refer to something unpleasant. (尤指不愉快事情的) 開始 Most of the passes have been closed with the onset of winter. 隨著鼕天的來臨，大多數(shù)的關卡都已經(jīng)關閉。 返回 onset劍橋詞典?the onset of sth the moment at which something unpleasant begins （指不愉快的事情）的開始，發(fā)作 the onset of winter 鼕季的開始 The new treatment can delay the onset of the disease by several years . 新的治療方法可以把疾病開始的時間延後幾年。 phonetics specialized the first part of a syllable 音節(jié)首 比較coda rhyme noun 返回 onset