[IPA] eː [Traditional] ē [Diacritic] Macron [Description] 
unstressed long
u n s t r e s s e d s h o r t
u n s t r e s s e d l o n g
s h o r t r i s i n g
l o n g r i s i n g
s h o r t f a l l i n g
l o n g f a l l i n g