Actually a slumped person 把 is shown. But the explanations use it as "doorhandle". This understanding is based on the character: 把 (bǎ, bà), which is in combination of a hand 扌 and means: doorknob.
Tip: Go to the radicals that are contained in this character and learn all the characters with this radical systematically!
Vocabulary
吏胥
lì xū
9107
琵琶
pí pa
pipa, Chinese lute, with 4 strings, a large pear-shaped body and a fretted fingerboard
The app has many other functions, such as character selection according to difficulty, practice programs, handwriting recognition and success statistics!