curtsy

行屈膝礼英释中释vif a woman curtsies, she bends her knees with one foot in front of the other as a sign of respect for an important person

（女子行的）屈膝礼英释中释nCurtsy is also a noun

1 We were taught how to curtsy to the Queen..有人教我们如何向女王行屈膝礼。

2 She gave a curtsy..她行了个屈膝礼。