音标发音英式音标 [ˈtɜː.ʃər.i ˌsek.tər]美式音标 [ˈtɝː.ʃi.er.i ˌsek.tɚ]英式发音 美式发音 基本解释第三産業。同根派生 the tertiary sector相关词英英字典劍橋英英字典 businesses that provide services but do not make anything, for example banks and shopsthe tertiary sector剑桥字典the tertiary sector柯林斯字典