microfluidic element designed to capture a specific element [sub-piece] (cell, protein, etc.) or bubble from a fluid in a precise location, vedelmikroelement, mis on loodud konkreetse mikroosakese, nagu rakk, valk jne või mulli püüdmiseks vedelikust täpses kohas

a trap which, by a water seal, prevents foul air from rising from eg sinks, wash basins, drains and sewers