UNWELCOME
\ʌnwˈɛlkʌm], \ʌnwˈɛlkʌm], \ʌ_n_w_ˈɛ_l_k_ʌ_m]\
Word of the day
Quinones
- Hydrocarbon rings which contain two moieties position. They can be substituted in any position except at the ketone groups.