equivocation

equivocation
/ɪˌkwɪvəˈkeɪʃn; ɪˌkwɪvə`keʃən/ n
1 [U] use of equivocal statements to mislead people 用模棱两可的话迷惑人; 含糊其词.
2 [C] equivocal expression 暧昧语.

牛津英汉双解词典