花言巧语\n【法】 模棱两可的话, 含糊其词

他对个人私事说了许多谎言。

其中一双方交谈侦测装置会计算滤波器权值向量所对应的方均值差量，并利用于侦测一双方交谈状态。

Double blade sword,A Double-edged Sword,A Two-Edged Sword,Two-sided Sword

double-strength

anti-dsDNA antibody, anti-double-stranded DNA antibody

double dissociation

double screw-teeth bit【木】

double mirror

isolated double bond

with fuse preventing double recording, accidental deleting