{HEAD ~ The key} is disposed on {TAIL ~ the recessed portion}, and the connecting part is connected to the body and is electrically connected with the motherboard 
is disposed on
{ HEAD ~ The key } is disposed on { TAIL ~ the recessed portion } , and the connecting part is connected to the body and is electrically connected with the motherboard
HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH