In last night's speech, the president finally made an unambiguous statement on the issue of taxes.在昨晚的讲话中，总统终于把税收问题说清楚了。The close-up photography and commentary are clear and unambiguous.那组特写照片和附带的评论一目了然，毫无含糊之处。She gave a clear, unambiguous answer.她给出了一个清楚明确的回答。Safety guidelines need to be plain and unambiguous.安全准则必须简单易懂，没有歧义。