a derogatory idiom describing a woman usurping authority or meddling in political affairs.

这种所谓牝鸡司晨的说法，充满了对女性的性别偏见。

the literal event of a female chicken crowing at daybreak, traditionally considered an unnatural or ominous sign.

牝鸡司晨在古代被视为违背自然规律的异象。