dog whistle
noun uk/ˈdɒɡ ˌwɪs.əl/ us/ˈdɑːɡ ˌwɪs.əl/
(TO CALL DOG)
[ C ]狗哨，犬笛
a whistle used to train dogs, with a very high sound that humans cannot hear
(POLITICS)
[ S ] disapproving（使用编排过的隐语向特定人群传递政治信息的）狗哨
a remark, speech, advertisement, etc. by a politician that is intended to be understood by a particular group, especially one with feelings of racism or hatred, without actually expressing these feelings
Attacks on "political correctness" can be a dog whistle to rally white voters. 对 "政治正确"的攻击可以成为凝聚白人选民的“狗哨”。
dog whistle
adjective [ before noun ] (usually dog-whistle) uk/ˈdɒɡ ˌwɪs.əl/ us/ˈdɑːɡ ˌwɪs.əl/
disapproving（使用编排过的隐语向特定人群传递政治信息的）狗哨的
used to describe political messages that are intended to be understood by a particular group, especially one with feelings of racism or hatred, without actually expressing these feelings
dog-whistle tactics 狗哨战术