xī tīng
olefine
alkene (chemistry)
fāng xiāng tīng
aromatic hydrocarbon (i.e. involving benzene ring)
lǔ dài tīng
haloalkane (obtained from hydrocarbon by substituting halogen for hydrogen, e.g. chlorobenzene or the CFCs)
huán tīng
cyclic hydrocarbon (i.e. involving benzene ring)
zhī huán tīng
alicyclic hydrocarbon (i.e. involving ring other than benzene ring)