Bing chat：

含沙射影 (hán shā shè yǐng) means “to attack someone by insinuation” or “to slander someone secretly”.

指桑骂槐 (zhǐ sāng mà huái) means “to scold someone by pointing to a mulberry tree and cursing a locust tree”. It is used to describe a situation where someone is scolding another person but is actually referring to a third person .

所有跟帖： 

• 含沙射影典故 -无牙- ♂ (1564 bytes) () 03/31/2023 postreply 08:29:55

• 应该是：它的视觉非常敏感，能凭光影变化而感知对手方位。。。 -羊冈- ♂ (0 bytes) () 03/31/2023 postreply 11:40:25