noncommittal

态度不明朗的；不承担义务的；无明确意义的英释中释adjYou can describe someone as noncommittal when they deliberately do not express their opinion or intentions clearly

1 Mr. Hall is non-committal about the number of jobs that the development corporation has created..霍尔先生对开发公司已创造的岗位数量含糊其词。

2 Sylvia's face was noncommittal..西尔维娅的脸显得不置可否。

3 ...a very bland noncommittal answer.....一个不疼不痒、不明不白的答复。