【化】 check valve spindle
【化】 cut-off valve
apex; tip; equal; go against; gore; retort
【医】 apico-; cacumen; cupola; cupula; cupulae; cupule; fastigium; summit
vertex
【经】 top
a threadlike thing; a tiny bit; silk; thread
【医】 fila; filament; filamentum; filum; silk; wire
【经】 silk