to sit knee to knee with one―sit opposite each other
to cross one's legs (tailor-fashion)
膝を組むこと
(膝を屈めるだけの意味なら)to bend one's knees―(礼拝、服従するの意味なら)―bow the knee (to or before god or man)―(屈服するの意味なら)―come to one's knees
to sit knee to knee with one―sit opposite each other
ひざをすりむく.
ひざを立てる.
ひざを曲げる
to throw anything in one's eyes
to weigh anything in the balance