(verb: to cover, to lay over) The room has not been occupied for a long time and so, the furniture was covered with a thick layer of dust. Der Raum war so lange unbewohnt gewesen, dass die Möbel mit einer dicken Staubschicht bedeckt waren. Căn phòng đã lâu không có người ở nên đồ đạc bị phủ một lớp bụi dày.
dày 
thick 
This novel is very thick and I estimate that it will take a month to finish reading it. 
Dieser Roman ist sehr umfangreich und ich schätze, dass es einen Monat dauern wird, ihn zu Ende zu lesen.