膝	705B50   42A.02-1	部居	畫數  15	ㄒㄧ [xi1] .
N	The knee: 雙膝跪下 kneel down (“on both knees”); 屈膝而談 bend one's leg, have a talk together “on bent legs,” i.e., freely and informally; 膝行，膝步 to move forward on one's knees, i.e., in kneeling position.
Words	1.膝蓋 [xi1gai4], n., kneecap.  2.膝下 [xi1xia4], n., (1)  address in letter beginning to one's parents; (2)  children conceived as surrounding parents’ knees: 膝下兒女.