otiose的音标：otiose的英式发音音标为：['əʊtiəʊs]otiose的美式发音音标为：['oʊʃioʊs]...

an otiose undertaking无用的承诺an otiose belief无用的信仰Objective To study the antitumor activity of otiose and coumarin in novobiocin.目的研究新生霉素的结构单元诺维糖和香豆素的抗肿瘤活性.an otiose round of meetings一轮无用的会议...

an otiose round of meetings一轮无用的会议Objective To study the antitumor activity of otiose and coumarin in novobiocin.目的研究新生霉素的结构单元诺维糖和香豆素的抗肿瘤活性....

adj.不必要的，没有用处的...