劍橋詞典 on-off adjective (SWITCH) that can be in two positions , either on or off 開(kāi)關(guān)型的 The basic model uses a simple on-off switch . 基礎(chǔ)模型用一個(gè)簡(jiǎn)單的開(kāi)關(guān)。 on-off adjective (RELATIONSHIP) UK (US on-again, off-again) that is not continuous ; that stops and starts again 不連續(xù)的，斷斷續(xù)續(xù)的 an on-off romance 斷斷續(xù)續(xù)的浪漫史 I need to add that this was not our first break-up ; our relationship was on-off for about a year . 我需要加上一句，這不是我們第一次分手，我們這樣斷斷續(xù)續(xù)有一年了。 返回 on-off