【电】 signal tracer
【电】 a-n signal a-n; sign; signal
follow; heel
【医】 calcar pedis; calx; heel
endlong; even if; from north to south; indulge; jump up; release; vertical
implement; organ; utensil; ware
【医】 apparatus; appliance; crgan; device; organa; organon; organum; vessel