音标发音英式音标 [ˈprep ˌtaɪm]美式音标 [ˈprep ˌtaɪm]英式发音 美式发音 基本解释（教師的）備課時間。同根派生 prep time相关词英英字典劍橋英英字典 a period when teachers are at school but do not teach, and are therefore able to prepare for later classesprep time剑桥字典prep time柯林斯字典