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二
乙
烯
酮
二
乙
烯
酮
Definitions4 characters
èr4 yǐ3 xī1 tóng2
two; twice / second; 2nd heavenly stem / alkene / ketone
Usage•••frequent
Pronunciations
二
乙
烯
酮

As word

1
èr4
two; twice / second; 2nd heavenly stem / alkene / ketone
2
yǐ3
two; twice / second; 2nd heavenly stem / alkene / ketone
3
xī1
two; twice / second; 2nd heavenly stem / alkene / ketone
4
tóng2
two; twice / second; 2nd heavenly stem / alkene / ketone