ambiguity
/ˌæmbɪˈgjuːɪtɪ/noun
(pl. -ies)［mass noun］
1- uncertainty or inexactness of meaning in language（语言）意义不明确, 含糊：
we can detect no ambiguity in this section of the Act
法案的这个部分我们没有发觉有含糊不清的地方
count noun ambiguities in such questions are potentially very dangerous.这种问题里模糊不清的地方有很大的潜在危险。
1.1
- a lack of decisiveness or commitment resulting from a failure to make a choice between alternatives模棱两可：
the film is fraught with moral ambiguity.
这部影片充斥着道德上的暧昧。
词源
late Middle English: from Old French ambiguite or Latin ambiguitas, from ambiguus 'doubtful' （see AMBIGUOUS）.