【化】 Cottrell gas cleaner
a branch of academic study; family; pass a sentence; section
【化】 family
【医】 department; family; family systematic
【经】 accountant's department; division head; section
especially; special; spy; unusual; very
【化】 tex
mine; thunder
【电】 thunder
ear; erbium
【医】 aures; auri-; auris; ear; ot-; oto-
【化】 air washer